The kinetic energy can be harnessed; much like some hydropower technologies harness water movement. A way to convert this kinetic energy into electric energy is through piezoelectricity. By applying a mechanical stress to a piezoelectric crystal or material an electric current will be created and can be harvested.
Answer: C
Which of the organisms below represents a herbivore?
A northern elephant seals
B kelp
C sea otters
D kelp crabs
Answer:
D
Explanation:
Kelp Crabs
Determine which of the following statements are about mitosis, meiosis, or both.
Duplicate DNA.
Make two exact copies of a cell.
Make genetically different cells.
Single division of chromosomes.
Two divisions of chromosomes.
Crossing over and independent assortment occurs.
Mitosis and Meiosis include Duplicate DNA, Meiosis includes make genetically different cells, crossing over and independent assortment occurs., and two divisions of chromosomes and Mitosis includes a single division of chromosomes.
What is the cell process of mitosis?The cell process of mitosis is a cell division phenomenon that generates two genetically identical daughter cells as the parental cell, while meiosis generates four daughter cells that have half genetic material when compared to the parental cell which are called gametes or germinal meiotic cells that fuse during the process of fecundation in order to develop a diploid cell and thus restore the normal number of chromosomes in somatic cells.
Therefore, with this data, we can see that the cell process of mitosis and meiosis are different in the sense mitosis involve one division cycle while meiosis involves two division cycles and it generates 4 daughter cells.
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The forehead is _______ to the ears.
Multiple Choice
medial
lateral
inferior
lateral
distal
Answer:
Hey!
Your answer should be LATERAL!
Explanation:
Hope This Helped!
(lemme know if its wrong!)
1) What is the difference between traits and characteristics?
2) Can people with different parents still have traits in common?
3) You have a plant with yellow flowers and a tall stem. However, it is wilted because you forgot to water it. Identify which of the described traits of the plant is/are example(s) of those determined by heredity and those determined by the environment.
Answer:
1) the difference between trait and characteristic is that trait is an identifying characteristic, habit or trend while characteristic is a distinguishable feature of a person or thing.
2) Yes people with different parents still can have traits in common, for example two friends can both have a cleft-chin or a widows-peak.
3) The traits in this situation is the color of the flower (yellow), and the tall stem. But, the environmental part is the wilted part due to the dry environment(the lack of water).
Explanation:
hope that helps.
Is the human body made of cells?
Answer:
yes the human body is made of cells
Explanation:Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized functions.Cells have many parts, each with a different function.
The graphs below show the distribution of heights among people who live in four different countries. On average, which country has the tallest people?
A. W
B. Z
C. X
D. Y
Country Z has the tallest people on an average. Therefore, option (B) is correct.
A distribution graph, also known as a frequency distribution or histogram, is a visual representation of the distribution or spread of a dataset. It displays the frequencies or counts of different values or intervals within a dataset.
The graph consists of a horizontal or vertical axis representing the values or intervals of the variable being measured, and a vertical axis representing the frequency or count of each value or interval. The graph typically consists of bars or columns where the height or length of each bar corresponds to the frequency or count of the corresponding value or interval, providing a visual representation of the data's distribution.
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Which of the following is an example of a structural adaption?
*
1 point
Spikes on a bearded dragon
Venom in snake bite
Green vs brown coloration
Mimicry
An example of structural adaptation is a spike on a bearded dragon (option A).
What is structural adaptation?Adaptation in biology is an instance of an organism undergoing change, or the structure or behavior that is changed.
Adaptation can either be structural or behavioural depending on the change that occurs:
An adaptation can be structural, meaning it is a physical part of the organism. An adaptation can also be behavioural, affecting the way an organism responds to its environment.
An example of a structural adaptation is the way some plants have adapted to life in dry, hot deserts. Plants called succulents have adapted to this climate by storing water in their short, thick stems and leaves.
Therefore, the possession of spikes on a bearded dragon is an example of structural adaptation.
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2. What structure caused rotifers to be called wheel animals or wheel bearers?
1 the foot
2 the corona
3 the brain
4 the stomach
The structure that caused rotifers to be called wheel animals or wheel bearers is the corona.
Rotifers are also known as wheel animals or wheel bearers because of the corona structure around their mouth region.
Some rotifers are sessile and live inside tubes or gelatinous holdfasts that are attached to a substrate. Other rotifers migrate around a substrate through inch worming.
This is because when corona is seen in a sequential coordinated movement, it resembles the structure of a wheel, although it does not rotate in reality.
Therefore, we conclude that rotifers are called wheel animals or wheel bearers due to the presence of the corona structure.
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Answer this fast please.
In primary-succession, newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession, an area that was previously occupied by living things is disturbed, then re-colonized following the disturbance.
What is primary and secondary ecological succession?In primary succession, newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession, an area that was previously occupied by living things is disturbed, then re-colonized following the disturbance.
As per the question,
In primary succession, newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession, an area that was previously occupied by living things is disturbed, then re-colonized following the disturbance.
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Trackers uses 9000 meters in 30 minutes on a average how many meter trackers track each minute
Answer: it is 300
Explanation:
How are the studies performed on rainbow trout ( Oncorhynchus mykiss) and the moss Pleurozium schreberi and the desert shrub Atriplex lentiformis similar? Both studies are coupled to enzymatic activity. Both studies support the concept that species operate within a narrow optimum temperature range. Both studies support the concept that species operate within a narrow optimum temperature range and are coupled to enzymatic activity. Both studies examine the effects of microclimates and studies support the concept that species operate within a narrow optimum temperature range. Both studies examine the effects of microclimates.
Answer:
Both studies support the concept that species operate within a narrow optimum temperature range and are coupled to enzymatic activity.
Explanation:
The studies shown in the question above started from the same concept to establish the scientific experiment and had the same objective related to the investigation as temperature changes in the environment where these organisms live influences the enzymatic activity and, therefore, the functioning of their organism, being able to including modifying the environment around them. In summary, we can say that the studies sought to support the concept that species operate within a narrow range of optimal temperature and are coupled with enzymatic activity.
what components make up the backbone of a dna molecule
The sides of the backbone of DNA are made of the other two molecules, 1. Sugar
2. Phosphate.
The DNA backbone and the DNA bases are the two basic structural regions of a DNA molecule. Recall that nucleotides are the building blocks of all DNA molecules. A DNA molecule's one nucleotide is made up of a phosphate group, the pentose sugar deoxyribose (which has five carbons), and a nitrogenous base (adenine, thymine, guanine, cytosine). A DNA molecule is made up of a number of these nucleotide monomers that are connected by phosphodiester linkages. The base region of a DNA molecule is made up of nitrogenous bases, but the backbone of a DNA molecule is made up of phosphate groups and deoxyribose sugars; as a result, the backbone of DNA is made up of pentose sugars. The base portion of the molecule includes adenine. There are no hexose (six-carbon) sugars in DNA. Each nucleotide molecule has one nitrogen base, one sugar group, and one phosphate group.
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HELP ME!! brainliest and 50 points!
im taking a 7th grade science DBA for module 5. its module 5.06, please help me with these questions.
Create a 3-2-1 Paragraph
Summarize and explain 3 concepts you've learned within the module.
Provide 2 examples and applications to daily life.
provide 1 scientific question that can be further explored in the future based on this module.
Three concepts learned within the module are:
Cognitive dissonance: This refers to the psychological discomfort experienced by individuals who hold two or more conflicting beliefs or values. This can lead to changes in attitudes or behaviors to reduce the discomfort.Self-fulfilling prophecy: This is a belief or expectation that leads to its own fulfillment. For example, if a teacher believes that a student is capable of achieving high grades, they may provide extra support and opportunities, which can lead to the student actually achieving high grades.Social loafing: This is the tendency for individuals to exert less effort when working in a group compared to when working alone. This can lead to decreased productivity and performance.Two examples and applications of these concepts to daily life include:
Cognitive dissonance can be observed in situations where individuals hold beliefs that contradict their behavior, such as smoking despite knowing the health risks. To reduce this discomfort, individuals may either change their behavior (quit smoking) or their beliefs (rationalize the behavior as not harmful).Self-fulfilling prophecies can be seen in relationships, where beliefs about one's partner's behavior can influence how they respond to that behavior. If a person believes their partner is untrustworthy, they may act in ways that push their partner away, leading to the relationship's failure.One scientific question that can be explored in the future based on this module is: How can we minimize the negative effects of social loafing in group settings, while still harnessing the benefits of collaboration and teamwork? This could involve studying factors that contribute to social loafing, such as individual motivation, group size, and task complexity, and developing interventions to encourage greater effort and engagement in group work.
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Determine the pattern of evolution being described:A population of mollusks are living in a stable ecosystem in the ocean. A rapid dropin sea level causes the formation of a lake, which isolates a group of mollusks from therest. This quick environmental change causes rapid evolutionary change. Due to thenew small population, genetic drift occurs, and mollusks with larger shells rapidlybecome the most common trait.
This example describes an example of reproductive isolation which stops
Which is NOT a function of the trachea?
a- warm the air's temperature and moistens it as it is inhaled
b- carries air from the nose down toward the lungs while preventing choking
c- assists in the production of sounds when you speak
d- traps debris in mucus which is swept upward towards the nose by cilia
Answer: A, as that is the job of the nostrils
when replication is complete two ___ copies of the dna molecule have been preceded in the cell is ready to_______
Answer: exact, cell division
Explanation:
When replication is complete, two exact copies of the DNA molecule have been produced, and the cell is ready to begin cell division.
The completion of replication produces two exact copies of the DNA molecule and the cell is ready to divide from there onward.
Replication and cell divisionBefore a cell can divide, the genetic materials of the cell must be replicated during the interphase of the cell cycle.
Replication of DNA occurs at the S phase of the cell cycle. Thereafter, the cell commits itself to dividing.
Replication leads to the production of a carbon copy of the cell's DNA. Thus, if a cell has a N amount of DNA before replication, it will have a 2N amount once replication completes.
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GIVING BRAINLIEST IF YOU HURRY ! living environment help! 20 pointsss
The latitude of particular ecosystem determines the climate zone of the ecosystem. What type of seasonal variation occurs in ecosystems in temperate zones, which are latitudes between 23.5 degrees and 66.5 degrees?
Ecosystems in temperate zones, which are located between 23.5 degrees and 66.5 degrees latitude, experience a seasonal variation characterized by warm summers and cool winters. The variation in temperature between the seasons is generally greater in the interior regions of continents and at higher elevations, and the temperature differences can be more dramatic than those near the coast. This variation in temperature leads to distinct changes in the vegetation and animal life that can be found in these ecosystems.
What are the components that make up ecosystems?An ecosystem is a set formed by the interactions between biotic components, such as living organisms: plants, animals and microbes, and abiotic components, chemical and physical elements, such as air, water, soil and minerals.
How does the ecosystem work?An ecosystem is a dynamic system, where communities of plants, animals, fungi and micro-organisms constantly interact with each other through trophic and reproductive relationships, as well as interacting with the physical factors of the environment - water, light, air, minerals and nutrients.
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.Complete the sentence
The addition or removal of genes from a population is referred to as_____________
Answer:
The answer is -
Evolution
in sector 3, stratum D looks like it disappears. which law makes you expect to find stratum D in sector 3? what could explain the absense of stratum D from sector 3?
The Law of Original Horizontality is the aw makes you expect to find stratum D in sector 3.
The reason why there is no stratum D in sector 3 might be because of natural earth changes like geological events.
What is the Law of Original HorizontalityThe Law of Original Horizontality is a basic rule in geology that says sedimentary rock layers are first put down in flat or mostly flat layers. This rule assists geologists in determining how rocks are placed in relation to one another in a geological formation.
So, If the rule that says rock layers are usually formed in flat, horizontal layers applies to this specific place we are studying, it means that layer D should be here in sector 3.
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Which table correctly identifies the four most abundant elements in biomolecules
Answer:
are hydrogen, oxygen, nitrogen, and carbon,
Explanation:
which together make up over 99% of the mass of most cells. They are the lightest elements capable of forming one, two, three, and four bonds, respectively
The four most abundant elements in biomolecules are hydrogen, oxygen, nitrogen, and carbon,
What are different types of biomolecules ?The basic building blocks of the living organism are called as biomolecules which are Carbohydrates, Proteins, Fats, Nucleic Acids which make the components of a living cell.
Carbohydrates are polyhydroxy aldehydes or ketones collectively called as saccharides, it can be monosaccharide, oligosaccharide and polysaccharides based on the number of sugars in it.
Proteins are polymers of amino acids where number of amino acids are joined by peptide bond to form polypeptide chain which further converted into protein and it can be classified as primary, secondary, tertiary and quaternary protein.
Nucleic acids are up nitrogenous base, sugar and phosphate; It can be up two types namely, deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
The nucleic acid carries the genetic information which is transferred from parent to next generation and proteins which express the genetic character by processes of transcription and translation.
Lipids are organic insoluble fat like substance, soluble in organic solvents like oil, they include sterols, fat-soluble vitamins, mono-, di- or triglycerides, phospholipids, etc.
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20
2.
o
QUESTION 2 (ENZYME ACTIVITY]
The investigation was carried out to determine the effect of a detergent containing fat-
digesting enzymes on a fat stain.
The procedure was as follows:
Two identical cloths were used
Cloths A and B had identical fat stains.
Cloth A was washed using a detergent not containing fat-digesting enzymes for five
minutes at 37°C.
Cloth B was washed using a detergent containing fat-digesting enzymes for five minutes
at 37°C.
Answer:
Explanation:
Why are enzymes added to washing powder, and how do they work? Carry out some simple experiments to investigate this further. ... pepsin, a digestive enzyme in the stomach, works best at pH 2. ... People have been experimenting with ways to use the power of enzymes to clean clothing for a long time
UUU and UUG are both examples of _____ that correspond to the amino acid phenylalanine in the genetic code.
Answer:
Codons
Explanation:
Codon is a group of three nucleotides in the mRNA molecule that specifies a particular amino acid. During gene expression, the nucleotide information in a gene is transcribed into an mRNA molecule. The mRNA strand is read in a group of triplet nucleotides called CODON.
Each codon specifies or codes for a specific amino acid during translation process. UUU and UUG are both examples of CODONS that correspond to the amino phenylalanine in the genetic code.
Answer:
CODON
Explanation:
I just looked it up
Anaerobic Respiration of Yeast
1. Describe at least one part of the experiment procedure you thought was
essential for getting good results. Did you find that certain steps in the
procedure had to be followed carefully to get consistent results? If you wanted
better results, do you think there is a step that could have been added to the
procedure?
2. Discuss your thoughts on the overall lab design. Did it help you understand the
concepts better, or did it raise more questions? Do you think you could have
designed a better experiment? If so, explain how and then discuss it with your
classmates. Share some of your knowledge with them to learn a little more
about this experiment.
Anaerobic respiration of yeast produces ethanol and carbon dioxide, which can be experimentally tested by determining the rate of CO2 production in a closed system.
What is anaerobic respiration?Anaerobic respiration is a series of chemical reactions by which certain organisms can produce energy (ATP) in absence of oxygen.
Anaerobic respiration is useful in experimental settings to determine the survival rate of yeast, which can be determined by measuring the concentration of products of this process.
The experimental procedure requires the use of a closed system to determine the rate of change between reactants (glucose) and products (ethanol + carbon dioxide).
In conclusion, Anaerobic respiration can be experimentally tested by determining the rate of CO2 production.
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Genetic engineering is a branch of science that uses biotechnology tools to make modifications to organisms to express new phenotypes. One application of genetic engineering is creating genetically modified crops. Assess which of the statements applies to the field of biotechnology and genetic engineering in an accurate manner. You may select more than one correct answer.
A) Genetically modified foods are dangerous for human consumption.
B) Genetically modified crops can contain DNA from two different species.
C) Genetically modified crops increase the genetic diversity of a species.
D) Genetically modified crops may grow in areas outside of the native range.
E) Genetic modification can create improved crops faster than traditional selective breeding programs.
Answer:
BCD
Explanation:
Just got that question wrong in Test Prep
RNA is chemically similar to DNA except that its sugars have an additional oxygen atom,
and the base thymine is replaced by a structurally similar base called
Answer:
Uracil
Explanation:
Uracil is in RNA thymine is in DNA
Which structure is found in all eukaryotic cells?
Answer:the nucleus Of all eukaryotic organelles, the nucleus is perhaps the most critical. In fact, the mere presence of a nucleus is considered one of the defining features of a eukaryotic cell. This structure is so important because it is the site at which the cell's DNA is housed and the process of interpreting it begins.
Explanation:
In science, one example of a theory is the cell theory. If a scientist collects evidence that questions the basics of a scientific theory, this means the theory is
A. flawed to the point of being invalid
B. going to be refined by further investigation
C.going to be proven wrong
D. not based on fact or evidence
Answer: B. going to be refined by further investigation
Explanation: When it comes to a scientific theory, it is refined in order to represent the new findings. If the new findings go completely against the theory, it is proven wrong and rejected.
which zone in the ocean is the most challenging to survive in?
Answer:
The Bathyal zone is the hardest to survive in.
Explanation:
Technically, the entire ocean is difficult to survive in. There's no oxygen and lots of scary ocean predators.
But the Bathyal zone, which is 1000 - 4000 meters below the surface of the ocean has no sunlight, making most of the sea creatures there have no eyes. Because this zone is so dark, with little food to survive in, fish don't hang out here.
(I suggest just staying home)
A flower is the reproductive structure of:
A. mosses C.Conifers
B.ferns D. a coffee plant