Dalila plans an experiment to examine plant growth. She made a table to record her results.
What addition to her table would most improve her experimental investigation?
a row in which no fertilizer is used
a row in which 12 grams of fertilizer are used
a column that shows how the dependent variable changes
a column that shows how the independent variable changes
The addition to her table that would most improve her experimental investigation is a column that shows how the dependent variable changes. The correct option is C.
What is an experimental investigation?An experiment is a procedure that a researcher uses to determine the viability of his idea. It is crucial to include both the “dependent” and “independent” variables in an experiment in order to do it right.
Any variable that alters as a result of the existence of an independent variable is referred to as a dependent variable. An independent variable, on the other hand, is a variable that is altered in order to control the experiment.
Therefore, the correct option is C. a column that shows how the dependent variable changes.
To learn more about the experimental investigation, refer to the link:
https://brainly.com/question/12042816
#SPJ1
Answer:c
Explanation:
Messages sent by the brain to the endocrine system pass
O A. from neurons to neuroendocrine cells via neurotransmitters
B. from neuroendocrine cells to neurons via hormones
C. from neuroendocrine cells to glands via action potentials
O D. from neurons to neuroendocrine cells via action potentials
Answer:
c. from neuroendocrine cells to gland via action potentialpituitary gland is a neuroendocrine gland which release hormones for the production of other glands
also called as master gland
The science or practice of farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products.
Agriculture refers to the science or practice of farming. Agriculture include cultivating land, planting crops, and keeping animals to provide food, fibre, and other items. Agriculture has been an important aspect of human civilization for thousands of years and continues to play an important role in supplying food and resources to people all over the world.
Agriculture encompasses a vast range of operations, from grain planting and harvesting to animal keeping and soil health management. Farmers and agricultural scientists employ a wide range of techniques and technology to boost crop yields, protect plants from pests and diseases, and conserve natural resources such as water and soil.
Agriculture has significant social and economic implications in addition to supplying food and other products. Many rural populations rely on farming for income and jobs, and agriculture contributes significantly to global commerce and economic growth. As a result, agricultural research and practise play an important role in supporting human life and fostering global well-being.
For more such questions on farming, click on:
https://brainly.com/question/17392167
#SPJ4
Identify the false statement describing SLE Lupus:
Select one:
a. butterfly rashes and Reynaud's phenomenon, photosensitivity and hair loss are among common symptoms
b. affects more women than men, with a 9:1 frequency
c. immune destruction of lewy bodies prevents neurons from signaling properly, leading to psychological distress with progressive loss of physical and emotional agency and control
d. etiology is unknown, but hormones, environmental and genetic conditions all most likely contribute to onset and trigger 'flare ups' of this disease
e. involves autoantibody complexes forming in tissues, directing the body's immune system response to attack joints, tendons, skin, heart, lung, kidney, muscle and brain tissues
The false statement describing SLE Lupus is:(c) immune destruction of lewy bodies prevents neurons from signaling properly, leading to psychological distress with progressive loss of physical and emotional agency and control.
SLE Lupus does not involve the immune destruction of lewy bodies, which are structures found in the brain associated with Parkinson's disease and other neurological disorders.
SLE Lupus is an autoimmune disease characterized by the formation of autoantibody complexes in tissues, leading to the immune system attacking various organs and tissues in the body.
Common symptoms include butterfly rashes, Reynaud's phenomenon, photosensitivity, hair loss, and involvement of joints, tendons, skin, heart, lung, kidney, muscle, and brain tissues. SLE Lupus primarily affects women, with a higher frequency of occurrence compared to men.
The exact etiology of the disease is unknown, but it is believed to be influenced by hormonal, environmental, and genetic factors, which can trigger flare-ups of symptoms.
Learn more about SLE Lupus here:
https://brainly.com/question/28260181
#SPJ11
As a student jumps over a hurdle, she loses contact with the ground and moves upward. She returns to the ground because unbalanced forces cause a change in the — A mass of the student B height of the student’s jump C gravitational pull on the student D speed and direction of the student
Answer:
I need the picture or the numbers for it
Answer:
I believe its D speed and direction of the student
Explanation:
Unbalanced forces change an objects motion called acceleration
Acceleration is the change in speed or direction of an object
oligomycin is an antibiotic that binds atp synthase, blocking the flow of protons through the enzyme's proton channel. in addition to preventing synthesis of atp, what additional effect might you expect in response to the presence of oligomycin?
In addition to preventing synthesis of ATP, the presence of oligomycin can cause an increase in proton concentration in the intermembrane space. This occurs because oligomycin blocks the flow of protons through ATP synthase, preventing them from moving from the intermembrane space to the matrix.
As a result, the proton gradient across the inner mitochondrial membrane, which is normally generated by the electron transport chain and used to drive ATP synthesis, is dissipated. This can have a number of downstream effects, such as reducing the ability of mitochondria to generate energy, altering metabolic pathways, and affecting cellular signaling.
To know more about ATP refer here:
https://brainly.com/question/31379423
#SPJ11
• Receptor molecules are what to their shape and their job,
Answer:
similar
Explanation:
What do seeds need in order to germinate
A. Water and germs
B. Angiosperm
C. Water and warmth
D. Animals and wind
Answer:
C. water and warmth, hope this helps :)
osmolarity-detecting cells located in the nuclei of the (click to select) are stimulated by an increasing blood solute concentration.
An increasing blood solute content stimulates osmolarity-detecting cells in the hypothalamic nuclei, notably the supraoptic and paraventricular nuclei.
The control of antidiuretic hormone (ADH), also known as vasopressin, is the responsibility of these cells.Osmoreceptor cells in the hypothalamus notice changes when blood osmolarity rises, a sign of higher solute concentration. The posterior pituitary gland releases ADH as a result of the stimulation of the osmoreceptor cells, which then send signals to the supraoptic and paraventricular nuclei.Purification of urine and a reduction in water loss from the body are both aided by ADH's action on the kidneys to encourage water reabsorption. The release of ADH by the osmoreceptor cells in response to an increase in blood solute concentration contributes to maintaining correct osmolarity and fluid balance.
learn more about hypothalamic here :
https://brainly.com/question/30368543
#SPJ11
a helium atom contains 2 protons, 2 electrons, and 2 neutrons. Which would be considered an Isotope of heliuma. an atom with 2 protons , 1 electron and 2 neutronsb.all of thesec. an atom with 2 protons 2 electrons 1 neutron d. an atom with 1 proton 2 electrons 2 neutrons
Isotopes are different forms from the same element, they have the same number of protons but differ in the number of neutrons in their nuclei, this makes them have different atomic mass, altough their chemical properties remain the same.
Helium contains 2 protons, 2 electrons, and 2 neutrons.
Of the listed options, only c. has a different number of neutrons than the described atom. So this option represents an Isotope of Helium.
María and Sean both have brown eyes (a dominant trait), yet their first child has blue eyes (a recessive trait). Using "B" for brown and "r" for blue, fill out the punnett square below to show how that could happen.
Answer:
i put a ss of a punnett square i made:) i hope this helped !!
Explanation:
Help me please, I’m confused
Answer:
Photosynthesis-
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities. Photosynthesis occurs in the chloroplast of a plant, which contains chlorophyll. In order for photosynthesis to take place, it needs to have water and carbon dioxide, the two very important raw materials necessary for this process. In the presence of carbon dioxide, such cells are able to convert this solar energy into energy-rich organic molecules, such as this energy-rich molecule known as glucose. Oxygen the by product of photosynthesis is inhaled by heterotrophs which aids in cellular respiration and other internal processes and then exhales carbon dioxide. ... In like manner, carbon dioxide passes from blood to the alveoli and exhaled after
Explanation:
What is its function? binding organs and tissues together control and coordination movement protection
Nerve tissue can be found in the brain, spinal cord, and nerves. The structure and coordination of bodily functions fall under its responsibility. Connective tissues that hold organ tissues together protect them.
The identification of thoughts and memories, as well as the modulation of emotions, depend heavily on nervous tissues. They also promote environmental awareness and muscle contraction. After receiving inputs from the body parts, like heat and pain feeling, it sends information to the brain and spinal cord.
Connective tissue holds the body's cells and organs together for support and protection, as its name suggests. Connective tissue is made up of a group of cells called the extracellular matrix.
To learn more about nerve tissues,
https://brainly.com/question/20693216
The correct question is-
what is the function of nerve tissue? Which tissue binds organs and tissues together for control and coordination movement protection?
Answer: D is the Answer
Explanation:
What is its function?
binding organs and tissues together
control and coordination
movement
protection
Which best describes tropic relationship in ecosystems?
Answer:
The answer Is D
Explanation:
A producer like a plant can make its own food while a consumer (who eats other things) cannot
Why would an overactive thyroid cause Krista's weight loss, sweating, and elevated heart rate?
An overactive thyroid, also known as hyperthyroidism, can cause Krista's weight loss, sweating, and elevated heart rate because it increases the production of thyroid hormones, specifically T3 and T4.
The increased metabolism also leads to increased heat production, causing excessive sweating. Additionally, the increased metabolism can cause the heart to beat faster and harder, leading to an elevated heart rate.
These hormones play a vital role in regulating the body's metabolism, which affects how the body burns calories and uses energy. With an overactive thyroid, the metabolism speeds up, causing the body to burn more calories than usual, resulting in weight loss.
Overall, an overactive thyroid can cause a range of symptoms due to the disruption of the body's normal metabolic processes.
Learn more about hyperthyroidism
brainly.com/question/30770457
#SPJ11
What countries does the Nile River flow through?
Answer:
Burundi, Tanzania, Rwanda, DROC, Sudan
what statement correctly compares a law and a theory?
Answer:
A law is a fact that cannot be changed, A theory however can be changed over the course of time.
Explanation:
I took tests
Practice 2: which answer best describes another function of the
cell membrane?
a. the cell membrane helps to protect only plant cells from larger
molecules
b. the selective barrier allows small molecules to enter and exit in animal and plant cells
c. animals cells have as thick cell membrane to keep the cells rigid
d. the cell membrane keeps material from entering and exiting the cell
Answer:
The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of a lipid bilayer that is semipermeable. The cell membrane regulates the transport of materials entering and exiting the cell.
Explanation:
all you need is in the photo
Answer:
PROBALY C
Explanation:
in addition to endocrine glands, some organs whose functions are primarily nonendocrine also produce hormones. these endocrine tissues include ________ and ________.
Many organs have endocrine functions in addition to those that are secondary to their core non-endocrine functions. These include the adipose tissue, thymus, kidneys, intestines, and heart.
What is endocrine functions?Endocrine cells within the walls of the atria of the heart produce a hormone that is released in reaction to an increase in blood flow.Some organs whose primary nonendocrine functions include producing hormones also include endocrine glands. The kidneys and the heart are examples of these endocrine tissues.Natriuretic peptides, which lower blood pressure, are released by the heart, which can thus function as an endocrine organ. They are the stretched atria's ANP and the ventricles' BNP, or A-type natriuretic peptide and B-type natriuretic peptide, respectively.Erythropoietin (EPO), which boosts the creation of red blood cells, and calcitriol (active vitamin D3), which encourages calcium absorption and release from the bones, are the two hormones secreted by the kidney.To Learn more About endocrine functions Refer To:
https://brainly.com/question/12958382
#SPJ4
Heat energy is transferred through solids, liquids, and gases. How is heat transferred throughout the world’s oceans?
Answer: Radiation, convection, and turbulent heat exchange, as well as evaporation and condensation of water vapor above the ground or ocean, transfer heat between the sea or ocean's surface and the atmosphere.
Explanation:
What is the answer I have 1 hour to turn this in again
Answer:
the answer is bacteria because most bacteria grown under pH
What is Storm water?
Answer:
Storm water is:surface water in abnormal quantity resulting from heavy falls of rain or snow.
Explanation:
Hope i helped u dear.
Explain why the average temperature on Earth would be 0 degrees Fahrenheit
Without the layer of greenhouse gases.
Answer:
The average temperature on Earth would be 0 degrees Fahrenheit because there would be nothing holding in the heat inside the atmosphere.
Explanation:
The Greenhouse effect happens when the heat from Earth gets trapped in the atmosphere, making the Earth warmer. Without the Greenhouse gasses, the heat escapes the atmosphere, leaving Earth to being colder.
Why did Operation Barbarossa go well in the start?
Geography
Operation Barbarossa went well in the start due to the geography of the area.
What is geography?Geography is the study of the physical features of the Earth and its atmosphere, and of the human activities that occur on and around the planet. It is a holistic discipline that looks at the physical and human aspects of the world. It encompasses a variety of topics, such as the environment, climate, landforms, soils, vegetation, population, cultures, economies, and politics, and how they interact and affect one another. Geographers use a variety of tools, including maps, satellite imagery, aerial photography, and computer models, to study and understand our world.
Germany had the advantage of having one of the largest and most powerful armies in the world, as well as the element of surprise on their side. Furthermore, Germany had the advantage of attacking along a wide front, which meant that they could quickly overrun large amounts of Soviet territory. Additionally, the terrain of the area was relatively flat and open, which allowed German tanks and mechanized units to move quickly and easily across the landscape. Finally, the German army was well-equipped and organized, allowing them to capitalize on the advantages of the geography and make swift advances.
To learn more about geography
https://brainly.com/question/17443731
#SPJ1
Identical twins have ____________ but ______________.
A. Identical DNA, different environmental variation
B. Identical DNA, come from different sperm and eggs
C. Identical environmental variation, different DNA
D. Different DNA, come from the same sperm and egg
Answer:
D
Explanation:
Different DNA, come from the same sperm and egg
If a person contracts pneumonia, inflammation occurs in the lobules of the lung, causing fluid leakage into the alveoli. Which of the following best describes the effect this has on gas exchange?
A) The distance between the alveolar cell layer and the capillary endothelium in the respiratory membrane increases to a point at which the surfaces are too far away for efficient gas exchange.
B) The diaphragm and accessory muscles have to work too hard to expand the lungs. Therefore, they become fatigued. When this happens, the person can no longer breathe.
C) As the alveoli fill with fluid, air cannot reach the alveolar surface and gas exchange cannot occur, compromising the function of the respiratory membrane.
D) Fluid leaks into the pleural cavity and causes a restriction in lung expansion as well as reducing lubrication on the parietal surface of the membrane.
The best description of the effect on gas exchange when a person contracts pneumonia is option C "As the alveoli fill with fluid, air cannot reach the alveolar surface and gas exchange cannot occur, compromising the function of the respiratory membrane.
When a person contracts pneumonia, inflammation occurs in the lobules of the lung, causing fluid leakage into the alveoli. This fluid buildup can affect the lungs' ability to oxygenate the blood that flows through it.
The fluid in the alveoli makes it difficult for oxygen to cross into the bloodstream. It also makes it difficult for carbon dioxide to leave the bloodstream and enter the lungs. The fluid in the lungs may cause breathing difficulties, which can lead to hypoxia (low oxygen levels in the body).
As a result, the respiratory membrane's ability to perform its job is jeopardized since air cannot reach the alveolar surface and gas exchange cannot take place. Therefore, option C is the best description of the effect on gas exchange when a person contracts pneumonia.
To know more about Pneumonia:
https://brainly.com/question/29619987
#SPJ11
is the blue pinkgill fungus saprophytic, parasitic, or mutualistic
Blue Pinkgill (Entoloma hochstetteri) is primarily categorised as a saprophytic fungus.
Saprophytes obtain nutrients by decomposing organic matter that has died. The blue Pinkgill fungus typically grows on decaying wood, logs, or leaf debris, and it contributes to the decomposition and recycling of organic matter within the ecosystem.
Noting that some fungi, such as the blue Pinkgill fungus, can have complex ecological interactions and exhibit varying degrees of parasitism or mutualism depending on specific circumstances or interactions with other organisms is important. However, the Blue Pinkgill fungus is primarily saprophytic, as it obtains the majority of its nutrients from decomposing organic matter.
To learn more about Saprophytes,
https://brainly.com/question/11500804
Place the structures involved in cerebrospinal fluid (CSF) circulation in order from the initial production of CSF to when the CSF is absorbed into venous circulation.
- arachnoid villi - median and lateral apertures - choroid plexus - ventricles - dural sinuses - subarachnoid space
The structures involved in cerebrospinal fluid (CSF) circulation in order from the initial production of CSF to when the CSF is absorbed into venous circulation are choroid plexus - ventricles - arachnoid villi - subarachnoid space - median and lateral apertures - dural sinuses.
Cerebrospinal fluid (CSF) is a transparent, colorless liquid that surrounds the brain and spinal cord. Its function is to supply nutrients and remove metabolic waste products from the central nervous system (CNS).
The initial production of CSF occurs in the brain's ventricles, specifically in the choroid plexus. Then, the CSF flows through the ventricles before entering the subarachnoid space.
The absorption of CSF into venous circulation takes place via arachnoid villi, followed by its drainage into the dural sinuses, and finally returned to the circulatory system.
Hence, the proper sequence of structures involved in CSF circulation is as follows: choroid plexus - ventricles - subarachnoid space - arachnoid villi - dural sinuses - median and lateral apertures.
Overall, CSF plays a critical role in maintaining the proper functioning of the CNS.
Learn more about cerebrospinal fluid.
https://brainly.com/question/30666353
#SPJ11
The testes are male reproductive organs that produce and store _______, which is the male gamete containing half of the DNA in somatic cells. The typically 28-day process of egg release from the ovaries and, if fertilization does not occur, release from the body, is known as the _______ cycle. If two eggs are released and fertilized by two different sperm, then ________ twins will occur. If a hormone operates by entering a cell's nucleus and altering the expression of its DNA, then it is classified as a/n _______ hormone. Once sperm cells are mixed with seminal fluid to provide protection and nutrition, this mixture is known as _______. The bulbourethral and _______ glands play an important role in providing additional fluids to semen production. The first phases of a new zygote's growth through mitosis occur in the _______. The ________ germ layer will eventually develop into the skin and nervous system. A fetus growing in the uterus does not eat food or drink water. Instead, important nutrients, antibodies, and molecules pass from the mother through the _______. Make a list, or write a short paragraph, that explains the major stages of pregnancy after fertilization, through childbirth. Provide as much detail as possible.
Answer:sperm
menstrual
fraternal
steroidal
semen
prostate
fallopian tube
ectoderm
placenta
After fertilization of an egg by sperm in the fallopian tubes, a blastocyst forms and implants on the uterus wall. These cells then begin to differentiate. During gastrulation, the three main germ layers form (endo, meso, and ectoderms). During neurulation, the notochord and neural tube form. The neural tube must close to avoid birth defects or conditions. The amniotic sac forms, and the placenta forms to provide a link from the mother to the fetus through the umbilical cord. During months 4-6, bones replace cartilage and organs develop. In months 7-9 the fetus matures its lungs and central nervous system. Finally, oxytocin triggers childbirth, when uterine contractions push the baby from the vagina.
Explanation:
Answer:
sperm
menstrual
fraternal
steroidal
semen
prostate
fallopian tube
ectoderm
placenta
After fertilization of an egg by sperm in the fallopian tubes, a blastocyst forms and implants on the uterus wall. These cells then begin to differentiate. During gastrulation, the three main germ layers form (endo, meso, and ectoderms). During neurulation, the notochord and neural tube form. The neural tube must close to avoid birth defects or conditions. The amniotic sac forms, and the placenta forms to provide a link from the mother to the fetus through the umbilical cord. During months 4-6, bones replace cartilage and organs develop. In months 7-9 the fetus matures its lungs and central nervous system. Finally, oxytocin triggers childbirth, when uterine contractions push the baby from the vagina.
Explanation: