Answers
In this, case we have that the egret is benefited by eating the insects that come out from the grass, nonetheless the antelope gets no benefit nor damage from this, so we can say that the correct answer is option A.
Answer: A
Explanation:
The text does not provide any evidence of the antelope getting anything out of the relationship, while the egret get food out of it.
Related Questions
slight depolarization (increase in positivity) occurs at the top of the axon from the drifting. if strong enough, this will cause 1 ion channels to open. the influx of 2 ions causes the membrane to further depolarize. as this occurs, this will trigger the 3 ion channels to open, and it will flow 4 the cell. at the peak of the action potential, the 5 ion channels 6 . as 7 ions continue to leave the cell, the cell become hyperpolarized (more negative) and the cell enters what we refer to as 8 period. the membrane potential slowly returns to its 9 , which is 10 compared to the outside of the cell.
Answers
A slight depolarization (increase in positivity) occurs at the top of the axon from the drifting. If strong enough, this will cause sodium ion channels to open.
The influx of sodium ions causes the membrane to further depolarize. As this occurs, this will trigger the potassium ion channels to open, and potassium will flow out of the cell. At the peak of the action potential, the calcium ion channels open.
As potassium ions continue to leave the cell, the cell become hyperpolarized (more negative) and the cell enters what we refer to as a repolarization period. The membrane potential slowly returns to its resting potential, which is more negative compared to the outside of the cell.
Learn more about depolarization:
https://brainly.com/question/26502153
#SPJ4
Which of the following describes a pro and a con of furrow irrigation?
A) Uses less water but removes salts from the soil
B) Uses less water but decreases soil erosion
C) Recharges the groundwater supply but increases soil erosion
D) Recharges the groundwater but adds salts to the soil
edit- it's C
Answers
Recharges the groundwater supply but increases soil erosion is the following describes a pro and a con of furrow irrigation.
What is irrigation?
Surface water (taken from rivers, lakes, or reservoirs), groundwater (extracted from springs or wells), or unconventional sources (such as treated sewage, desalinated water, drainage water, or fog collection) are all possible sources of irrigation water.
What is furrow irrigation?Water is irrigated through tiny trenches that run between crops by farmers using a technique called furrow irrigation. Row crops and tree crops, which would be harmed by direct flooding with water, such as tomatoes, vegetables, potatoes, and beans, respond well to furrow irrigation because water does not directly contact the plants.
Therefore, Recharges the groundwater supply but increases soil erosion is the following describes a pro and a con of furrow irrigation.
Learn more about irrigation from the given link.
https://brainly.com/question/29892276
#SPJ1
If we started the process of evolution over again on earth, what all of the organisms still evolve and look the same, or would the process give us completely different organisms, including different intelligent life instead of humans? 
Answers
If we started the process of evolution over again on Earth, it is highly unlikely that the resulting organisms would be the same as the ones we see today.
What is evolution?The process of evolution is driven by a combination of random genetic mutations, natural selection, and environmental pressures. It is highly dependent on the specific circumstances and conditions of the environment.
Even if we were to start with the same initial conditions, such as same set of organisms and environmental factors, random nature of genetic mutations and unpredictable nature of environmental changes would result in different evolutionary paths being taken.
To know more about evolution, refer
https://brainly.com/question/27748371
#SPJ1
Explain why tate of diffusion of carbon dioxide increases during exercise
Answers
Answer:
Hi
Please mark brainliest ❣️
Explanation:
When the body undergoes exercise, your body needs more energy, which means your tissues consume more oxygen than they do at rest.
Consuming more oxygen means you will also produce more carbon dioxide because your metabolic rate is elevated.
Answer:
During exercise, blood spends up to half the normal time (one second at rest) in the pulmonary capillaries due to the increase in cardiac output moving blood around the body more quickly.
Explanation:
(See link )
https://brainly.in/question/22917893
What role do the bones of the skeletal system play in breathing?
Answers
Answer:
Muscles and bones help move the air you inhale into and out of your lungs. Some of the bones and muscles in the respiratory system include your: Diaphragm: Muscle that helps your lungs pull in air and push it out. Ribs: Bones that surround and protect your lungs and heart.
Explanation:
help me with this please
Answers
Because they are not destroyed when used
Which statement differentiates between prokaryotic cells and eukaryotic cells?
Answers
Answer: The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is where eukaryotes store their genetic information.
Explanation:
Answer:
definettly 12345678900000101010101010110001110101
Which part of the cytoskeleton anchors the plasma
membrane to the cytoplasm?
actin
secretory vesicles
O tubulin
microtubules
Answers
Answer:
Microtubules
Explanation:
Microtubules can potentially form a physical link between the plasma membrane.
How many different gene combinations for sperm are possible for an organism with a genotype TtRr? a. 2 b. 4 c. 6 d. 10
Answers
Answer:
B. 4
Explanation:
Based on the genotype of the organism illustrated (TtRr), the organism is a diploid organism i.e. organism with two sets of each chromosome. The number of possible combinations in the gamete can be calculated using the formula; 2^n where n = haploid number
In this case, the organism has a diploid number of 4. This means that the haploid number after meiotic division will be 2. Hence, the number of gene combinations will be 2² = 4 possible combinations.
Melanie is researching whether some dinosaurs had feathers. She read the following paragraph in an article.
Evidence from various scientific disciplines suggests that certain types of dinosaurs, namely those that fall within the clade Therapoda, may have
had feathers. Theropod dinosaurs share many features with modern birds, including three-toed limbs, scales, hollow bones, and the number of
holes in their skulls. Both laid eggs, and both breathed in the same way, which is very different from the way that most terrestrial animals breathe.
These features, and a number of fossil finds, suggest that birds are modern-day descendants of dinosaurs.
Based on the paragraph, what would be the best way for Melanie to narrow the focus of her research?
While researching the question of whether dinosaurs had feathers, Melanie decided to focus on
A. The animals that came before the dinosaurs and may have led to both dinosaurs and birds.
B. The differences in the way dinosaurs in mammals breathe.
C. Theropod dinosaurs in the connection do birds.
D. Egg, laying animals, and how they relate to birds.
Answers
While researching the question of whether dinosaurs had feathers, Melanie decided to focus on
C. Theropod dinosaurs in the connection do birds.How to find the correct optionThe paragraph implies that specific dinosaurs, belonging to the Theropoda group, could have potentially had feathers and revealed comparable traits with modern avians.
Consequently, Melanie's research would be best served delving further into the relationship between these Theropod dinosaurs and birds.
Alternative A neglects to establish any correlation between feather existence in dinosaurs, while alternative B has no significance as a determining factor for establishing dinosaur plumage. Although option D does possess some relevance, it fails to specifically address the crucial link connecting Theropod creatures with their avian counterparts.
Learn more about dinosaurs at
https://brainly.com/question/24373044
#SPJ1
Answer: its D egg laying animals and how they relate to birds
Explanation:
Based on the food web above, describe the most direct impact of a decrease in zooplankton population caused by microplastics.
Answers
Answer:
Microplastics are abundant and widespread in the marine environment. They are a contaminant of global environmental and economic concern. Due to their small size a wide range of marine species, including zooplankton can ingest them. Research has shown that microplastics are readily ingested by several zooplankton taxa, with associated negative impacts on biological processes. Zooplankton is a crucial food source for many secondary consumers, consequently this represents a route whereby microplastic could enter the food web and transfer up the trophic levels. In this review we aim to: 1) evaluate the current knowledge base regarding microplastic ingestion by zooplankton in both the laboratory and the field; and 2) summarise the factors which contribute to the bioavailability of microplastics to zooplankton. Current literature shows that microplastic ingestion has been recorded in 39 zooplankton species from 28 taxonomic orders including holo- and meroplanktonic species. The majority of studies occurred under laboratory conditions and negative effects were reported in ten studies (45%) demonstrating effects on feeding behaviour, growth, development, reproduction and lifespan. In contrast, three studies (14%) reported no negative effects from microplastic ingestion. Several physical and biological factors can influence the bioavailability of microplastics to zooplankton, such as size, shape, age and abundance. We identified that microplastics used in experiments are often different to those quantified in the marine environment, particularly in terms of concentration, shape, type and age. We therefore suggest that future research should include microplastics that are more representative of those found in the marine environment at relevant concentrations. Additionally, investigating the effects of microplastic ingestion on a broader range of zooplankton species and life stages, will help to answer key knowledge gaps regarding the effect of microplastic on recruitment, species populations and ultimately broader economic consequences such as impacts on shell- and finfish stocks.
Hope this helps :D
What effects does climate change have on biodiversity, and what does that mean for the preservation of certain species?
Answers
How many organisms in the food web feed on the mice? A. 5 B. 2 C. 3 D. 4
Answers
Answer:
B
Explanation:
Answer:
B
Explanation:
Only the Owl and the Snake feed on the mice, SO answer B "2" is correct
black coffee has a pH of 5, therefore its H+ concentration is ______ times greater than a solution with a pH of 10.
Answers
Answer:
100,000
Explanation:
pH of coffee = 5
pH of solution = 10
Concentration of H+ ions between successive pH values are in multiples of 10
Hence, the pH difference :
pH of solution - pH of coffee
(10 - 5) = 5
Hence, difference in H+ ions will be :
10^5 = 10*10*10*10*10 = 100,000 times
5. A suggested and testable explanation for an event is called a
1. hypothesis
2. variable
3. theory
4. control
Answers
Answer:
1.hypothesis.
hope it helps!
A suggested and testable explanation for an event is called a hypothesis. Therefore, option (A) is correct.
What is a hypothesis?A hypothesis is a proposed explanation for a phenomenon that can be tested through scientific investigation. It is an educated guess or tentative answer to a scientific question based on prior knowledge and research. A hypothesis should be specific, testable, and falsifiable, meaning that it can be proven wrong through experimentation.
Hypotheses are often used in scientific experiments to guide the research and determine the outcome. A hypothesis can be based on observations, theories, or previous research, and it should be clearly stated in a way that allows it to be tested and either supported or rejected by the evidence. The process of testing a hypothesis involves designing and conducting experiments, collecting and analyzing data, and drawing conclusions based on the results. The ultimate goal of a hypothesis is to gain a deeper understanding of the natural world through the scientific method.
Learn more about hypothesis, here:
https://brainly.com/question/29519577
#SPJ2
9) The type of blood vessel shown in the diagram is:
OA) an artery
OB) a capillary
OC) a vein
OD) none of the above
Answers
Please help! What are all of the structures called? Anything helps!
Answers
Answer:
see below
Explanation:
A-Chonaocytes- These are found in the inner side of sponges , they have a flagellum they help in creating water current which helps the food to come inside along with water.
H-Archaeocytes:- They help in reproduction.
J- Osculum - Helps in excretion or expelling water out of sponge,
G-Ostia:- These are the openings through which water enters into the body of sponge.
The D-Osculum aids in excretion by being the orifice via which water exits the sponge after passing through the spongocoels.
B-Pinacocyte: These cells are flattened and present in a single layer on the surface of the body. They also line the canals. aid in the contraction of the sponge as well as the attachment of the sponge to the substrate.
Flattened cells called C-Porocytes are present on the sponge's outer surface, and they allow water to enter the sponge's body.
E-Amoebocyte: These amoeboid cells may carry out a variety of tasks, including digestion, reproduction, and regeneration.
F-Spices: These are structural components that support the structure of sponges.
What is the first branch of the evolutionary tree
Answers
The first branch of the evolutionary tree is believed to be the separation between prokaryotes (organisms lacking a cell nucleus) and eukaryotes (organisms with a cell nucleus).
The evolutionary tree, also known as the tree of life or phylogenetic tree, represents the evolutionary relationships between all living organisms on Earth. It illustrates the diversification of life over time, showing how different species are related to one another through common ancestors.
1. The first step in understanding the first branch of the evolutionary tree is to recognize that all life on Earth can be classified into three main domains: Bacteria, Archaea, and Eukarya.
2. Among these domains, Bacteria and Archaea are considered prokaryotes, which are single-celled organisms lacking a membrane-bound nucleus. They are believed to have diverged from a common ancestor.
3. Eukarya, on the other hand, comprises organisms with eukaryotic cells, which possess a nucleus surrounded by a membrane. This domain includes all complex organisms such as plants, animals, fungi, and protists.
4. The separation between prokaryotes and eukaryotes is considered the first major branch in the evolutionary tree. It represents a fundamental divergence in cellular structure and complexity.
5. While the exact details and timing of this divergence are still the subject of scientific investigation, it is generally believed to have occurred billions of years ago, early in the history of life on Earth.
6. This initial split paved the way for the subsequent diversification of life, leading to the vast array of species and ecosystems we observe today.
7. It is important to note that the evolutionary tree is a constantly evolving representation of our understanding of the relationships between organisms. New discoveries and advances in scientific knowledge may lead to revisions and refinements of the tree over time.
For more such questions on organisms, click on:
https://brainly.com/question/17943188
#SPJ8
what happens at divergent, convergent, and transform boundaries
Answers
Answer:
Divergent boundary—where the new crust is formed as the plates shift away from each other. Convergent boundary—where the crust is broken when one plate dives under another. Turn borders—where the crust is neither formed nor lost as the plates slip horizontally past each other.
hope this help you :3
Explanation:
The covalent bonds formed when positive hydrogen atoms share electrons with the (negative) oxygen atom results in water being a
molecule.
Answers
Explanation:
This is called hydrogen bond, although, very weak, positive & negitive atoms are always attracted to eachother.
Think of it as a polynomial equation, before the equal sign is the opposite effect of the rt. side of the equation, you have to equate the opposite of the equal sign..geesh, I hope this makes sense enough to help you...
why Guainen (G) is always paired with cytosine (C) with triple bond and so Adenine with Thymine with double bonds?
Answers
Answer:
In DNA and RNA, guanine forms three hydrogen bonds with cytosine. Three bonds are formed between these bases as a result of the fact that guanine possesses two nitrogen and one oxygen atoms that can form hydrogen bonds. Given the spatial restrictions of the double helix, which call for there to be one purine and one pyrimidine in each base pair, A always pairs with T and G always pairs with C as these are the only combinations that for hydrogen bonding to take place.
PLEASE HELP ME I NEED CORRECT ANSWERS ON THIS
In snapdragon flowers, the allele for flower color shows incomplete
dominance. Flowers can be red (RR), white (WW), or pink (RW).
4. Two pink flowers are crossed, how many offspring are:
Red?
White?
Pink?
5. A red flower is crossed with a pink flower, how many offspring are:
Red?
White?
Pink?
Answers
Answer:
4. There are going to be no red or white flowers. Only pink.
5. There are not going to be any red or white flowers. Only pink.
Explanation:
Pink and Pink make Pink. Red and Pink make Rose Pink.
Which of the following steps is required to break down pharmaceuticals and pesticides in wastewater?
Aeration open basins
Ozonation and aeration
Biological nutrient removal
Grit and bar screening
Answers
Is needed to decompose pharmaceuticals and pesticides in wastewater ozonation and aeration
What is the ozonation process?Ozonation is a chemical oxidation technique that promotes the complete or partial decomposition of organic pollutants that are difficult to degrade.
With this information, we can conclude that is needed to decompose pharmaceuticals and pesticides in wastewater ozonation and aeration
Learn more about pesticides in brainly.com/question/1386090
#SPJ1
Which statements accurately describe the role of water on Earth? Select three options.
Water in plants and animals transports nutrients into cells.
Water reflects sunlight that hits the oceans.
Water wears away rock and soil.
Water holds heat by trapping it within the equator.
Water in ocean currents transports warm water away from the equator.
Answers
Answer:
B,C,D
Explanation:
Water reflects light , retain heat and also in weathering
Answer:
Water in plants and animals transports nutrients into cells!
Explanation:
hope this helps!
When water seeps into the ground the hydrosphere is interacting with what sphere?
Answers
Answer:
When water falls and seeps into the ground it actually interacts with the lithosphere
Meiosis is a form of which of the following cell divisions?
Answers
. A gene has the base sequence that starts with CGT ACG GCT AC.
a) What would be the mRNA base sequence formed during transcription, using the DNA sequence shown above? (3 points)
DNA: CGT ACG GCT
mRNA: GCA UGC CGA
b) What would be first three amino acids in the protein formed from this gene? (3 points)
Ala Cys Arg
c) The gene has a mutation and is changed to the sequence below.
CCT ACG GCT AC
What kind of mutation is this? (2 points)
d) What is the new mRNA strand formed by this gene? (3 points)
e) What are the new amino acids formed from this gene? (3 points)
f) Describe how the mutation has affected the protein coded by this gene. (3 points)
Answers
Answer:
A) GCU AGC CGU
B) Ala/A, Ser/S, Arg/R
Explanation:
b. In one or two sentences describe the impact of fossil fuel combustion on the global carbon cycle.
Answers
Fossil fuels increase the amount of free carbon in the global carbon cycle.
What are fossil fuels?
Fossil fuels are those fuels which are obtained from the conversion of fossils of dead plants and animal which over a long period of time and under intense heat and pressure are converted to fuels.
Examples of fossil fuels are coal, natural gas and petroleum.
Fossil fuels mostly contain carbon which is released into the atmosphere in the form of carbon dioxide when these fuels are burned.
Therefore, fossil fuels increase the amount of free carbon in the global carbon cycle.
Learn more about fossil fuels at: https://brainly.com/question/79954
#SPJ1
How can natural selection and genetic drift impact the evolution of a species?
Answers
Answer:
Both natural selection and genetic drift can impact the evolution of a species in different ways. Here are some examples:
Natural selection can cause the evolution of new adaptations that improve the fitness of a population. For example, if a population of birds lives in an environment with two types of seeds, birds with larger beaks may be better able to crack open the larger seeds and have a higher chance of survival and reproduction. Over time, the frequency of the larger beak trait may increase in the population, leading to the evolution of a new adaptation.
Genetic drift can cause the loss of genetic diversity within a population, which can reduce the ability of a population to adapt to changing environmental conditions. For example, if a population of insects experiences a severe reduction in population size due to a natural disaster, certain alleles may be lost from the population due to chance events. This can reduce the genetic diversity of the population and make it more vulnerable to environmental changes in the future.
Explanation:
watch study jams weather and climate.
Climate zones explain _______ patterns and plant and _________ life of particular areas
Answers
Answer:
Climate zones explain WEATHER patterns and plant and FAUNA life of particular areas.
STUDY WELL!