Which component is an example of a biotic factor found in an attic ecosystem
A. Ice
B. Foxes
C. Snow
D. Rocks
Answers
Related Questions
How do rivers and streams differ from lakes and ponds?
O Rivers and streams are made up of salt water instead of fresh water.
O Unlike the water in lakes and ponds, the water in rivers and streams flows.
O Fish can live in rivers and streams, whereas plants grow in lakes and ponds.
O Lakes and ponds form only after heavy rains, whereas rivers and streams always exist.
Answers
Second one.
"Unlike the water in lakes and ponds, the water in rivers and streams flows."
The tendency of water molecules to stay close to each other as a result of hydrogen bonding causes all of the following except
the surface tension that allows leaves to float on water
the movement of water up the vessels in a tree trunk
the inability of ionic compounds to dissolve in water
the adhesion of water droplets to the side of a straw
Which of the following effects is produced by the cohesive properties of water molecules?
Lakes do not freeze solid in winter, even at below freezing temperatures.
Evaporation of water from a leaf's surface lowers the temperature of the leaf.
Water flows upward from a plant's roots to the leaves in narrow tubes.
Cells resist temperature changes, even as their internal processes give off heat.
Answers
Answer:
The tendency of water molecules to stay close to each other as a result of hydrogen bonding causes all of the following EXCEPT - the surface tension that allows leaves to float on water -the movement of water up the vessels in a tree trunk -the inability of ionic compounds to dissolve in water -the adhesion of water
Explanation: P.S. I love your name hehe. Is he your favorite character??
corals have a mutualistic relationship with photosynthetic algae in the photic zones of water. what purpose does this serve?
Answers
Corals can get their nutrition from algae and thus survive in nutritionally depleted water. Corals can accumulate calcium carbonate from algae.
Corals and algae have a symbiotic relationship. The coral offers the algae with a safe environment as well as the compounds they require for photosynthesis. It differs from the other two major types (barrier reefs and atolls) in that it either has a completely superficial backreef zone (lagoon) or none at all.
Most reef-building corals have photosynthetic cells in their tissues called zooxanthellae. These special cells and corals have a symbiotic association. The coral allocates the zooxanthellae with a safe environment as well as the compounds they require for photosynthesis.
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Match the LOM to its SOM.
Carbs
Fats
Protein
III
:: Amino Acids :: Glucose
:: Fatty Acids and Glycerol
Answers
Carbs ➡️ Glucose
(sugar is a carb, Suffix in chemistry meaning carbohydrate, such as glucose.)
Fats ➡️ Fatty Acids and Glycerol
(fats consist of three fatty acids and a glycerol)
Protein ➡️ Amino Acids
(alpha-amino acids make up proteins.)
I need help please!
How does the daphnia’s heart rate compare to a humans heart rate
Answers
Answer:
Human heart rate in normal condition is between 70-100 bpm, but this number increases dramatically for Daphnia (260 bpm). This major difference can indicate chemicals may have different effects on the heart rate of different organisms.
Explanation:
Daphnia heart rate: 260 bpm
This terrestrial system is characterized by evergreen shrubs, mild, wet winters, and warm, dry summers. The vegetation in this area has adapted to frequent fires and is either fire resistent or uses fire to germinate its seeds.
Chaparral
Desert
Temperate Grasslands
Savanna
Answers
The terrestrial system characterized by evergreen shrubs, mild, wet winters, and warm, dry summers is called chaparral. This vegetation in this region has adapted to frequent fires and is either fire-resistant or uses fire to germinate its seeds.
Chaparral is a Mediterranean climate's ecosystem. It is characterized by mild, wet winters and warm, dry summers, as well as a diverse plant community that has adapted to frequent fires. The vegetation in this region is either fire-resistant or uses fire to germinate its seeds. Fire is necessary to remove dead plant material and return nutrients to the soil in this area.
Without regular fires, the chaparral would eventually become a dense forest and lose its distinctive characteristics.The plants in chaparral region:Some of the common plants of the chaparral include chamise, manzanita, ceanothus, toyon, and scrub oak. The vegetation in this area, which is adapted to fires, has the capacity to sprout new growth from a living root crown or underground bulb. Some plants also have seeds that require heat from a fire to germinate.
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in photosynthesis what form of energy is sunglight converted to, and how is this energy stored?
Answers
In photosynthesis, light energy from the sun is converted into chemical energy and is stored.
What is the process of photosynthesis?Photosynthesis is a method that plants and other organisms use to convert light energy into chemical energy that can then be released to fuel the organism's activities via cellular respiration.
Photosynthesis is the conversion of light energy by phototrophs into chemical energy, which is then used to power cellular activities.
Sugars, which are formed from water and carbon dioxide, are used to store chemical energy.
Animals require oxygen to survive, and plants serve as nature's air filter, filtering out harmful carbon dioxide.
Thus, this way, the light energy gets converted into chemical energy.
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Consider how your body systems interact when you train for your favorite sport. How does physical exertion impact your heart,lung,and kidneys
Answers
Answer:
Moderate- to vigorous-intensity physical exercise, when performed on a regular basis, helps to strengthen your heart muscle. Improved blood flow to the lungs and throughout the body is achieved as a result of this. Increased circulation to your muscles and increased oxygen levels in your blood as a consequence of this.
Explanation:
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Which of the following geological features could form when two plates collide?
A. Trench
B. Mid-Ocean Ridge
C. Transform fault
D. Delta
Answers
Answer:
trench
Explanation:
Trenches are geological features formed by convergent boundaries. When two tectonic plates converge, the heavier plate is forced downward, creating a subduction zone. This process results in the formation of a trench. The Marianas Trench is an example of a trench formed by the convergence of two oceanic plates. The deepest part of this trench, called the Challenger Deep, is over 36,000 feet deep, deeper than Mount Everest is tall.
which lymphoid organ is primarily active during the early years of life? which lymphoid organ is primarily active during the early years of life? a b c d
Answers
While it’s most active during childhood and adolescence but it gradually decreases in size and function as an individual ages.
It’s located in the chest and is responsible for the development and maturation of T-cells, a type of white blood cell involved in immune response.
The primary lymphoid organ which is primarily active during the early years of life is the Thymus.
The thymus is a bi-lobed organ situated beneath the sternum in the chest cavity in human beings. The thymus produces hormones such as thymosin and thymopoietin that encourage the production of T cells.The primary lymphoid organs are parts of the immune system that are active in the generation and development of lymphocytes, as well as the production of antibodies. The thymus and the bone marrow are the primary lymphoid organs.
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Consider two cells: a stomach-lining epithelial cell dividing more than
twice a day and a liver cell dividing every year or two. Which cell is
likely to be in Go phase and why?
Answers
Answer:
A liver cell
Explanation:
The cell that is most likely to be in G0 phase is the liver cell. That is because it only divides every year or two. However, a stomach-lining epithelial cell divides more than twice a day which means that it wouldn't usually be in the G0 phase.
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The cell that is likely to be going in Go phase is liver cell as it is the phase in which the cells that stops dividing either temporarily or permanently enters.
What is Go phase?The Go phase denotes a cellular state that occurs outside of the replicative cell cycle.
Traditionally, cells were thought to enter G0 due to environmental factors such as nutrient deprivation, which limited the resources required for proliferation. As a result, it was regarded as a period of rest.
Only 1 hepatocyte in 20,000 (0.005%) in a healthy adult liver is in the cell cycle.
The remainder are dormant, in the G0 state. Hepatocytes reenter the cell cycle after partial hepatectomy, progressing from the G0 to the G1 phase.
The liver cell is most likely to be in Go phase because it is the phase in which cells stop dividing either temporarily or permanently.
Thus, liver cell will enter Go phase.
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How does the process of Meiosis results in offspring cells that are genetically different than the parent cell that divided to produce them.
Answers
Answer:
Meiosis is the process of reductional division through which gametes are obtained and during this process crossing over or genetic recombination occurs, resulting in offspring cells that are genetically different from the parent cell that divided to produce them.
Explanation:
Meiosis is a reductive division process that consists in obtaining two haploid daughter cells from a diploid parent cell.
In the prophase of meiosis I, chromosomal crossover occurs, with genetic exchange between homologous non-sibling chromatids, once these homologous chromosomes are aligned.
As a result of meiosis not only will the daughter cells have half of the chromosomes of the original cell, but each daughter cell will be genetically different from the parent cell that divided to produce it.
Unlike meiosis, in mitosis the result will be two identical daughter cells -in number of chromosomes and genetic content- to the parent cell that originated them.
- Seeds have many different forms. Some are lightweight and
are easily blown by the wind. Others are coated with burrs
and stick to animals' fur or are spherical and roll easily.
How is the survival of plants related to the form of seeds?
A-Seeds must germinate away from the
parent plant in order to have access to
enough light and moisture.
B-Seeds with unusual forms are not
attractive to animals, so they are not
eaten.
C-Seeds are camouflaged within the
parent plant so that they are not eaten
by insects.
D-Seeds are designed to germinate when
the correct soil type is located
Answers
Species
Sequence of Amino
Acids in the Same Part
of the Hemoglobin
Molecules
Human
Horse
Gorilla
Chimpanzee
Zebra
Lys-Glu-His-Iso
Arg-Lys-His-Lys
Lys-Glu–His-Lys
Lys-Glu-His-Iso
Arg-Lys-His-Arg
O A Horse and Zebra are the least related.
O B. Human and Chimpanzee are the least related
O
C. Human and Zebra are more closely related than Human and Chimpanzee
D. Human and Chimpanzee are more related than any other pair
Answers
Answer:
D. Human and Chimpanzee are more related than any other pair
Explanation:
The image in this question shows a tabularized information on the amino acid sequence of hemoglobin protein in different species. This amino acid sequence can be used to deduce whether two or more species are closely related or not. The amino acid sequence of the hemoglobin of the different organisms are as follows:
- Human: Lys-Glu-His-Iso
- Horse: Arg-Lys-His-Lys
- Gorilla: Lys-Glu–His-Lys
- Chimpanzee: Lys-Glu-His-Iso
- Zebra: Arg-Lys-His-Arg
Based on the above sequences, it can be observed that the amino acid sequence of humans and chimpanzee are the same with little to no differences while other species that have similar sequences differ in one or two amino acids. This means that Human and Chimpanzee are more related than any other pair.
Data Nugget - Breathing In, part 1
Did the data support Kristina and Susan's hypothesis? Use evidence to explain why or why not. If you feel the data was inconclusive, explain why.
Answers
(Yes, the evidence backs up the researchers' hypothesis.)
Explanation:What are the research's hypotheses?
A hypothesis outlines your expectations for the results of your investigation. It is a speculative, untested response to your research question. You might need to develop a number of hypotheses for some research projects that speak to various facets of your research issue.
According to the information provided, fish parents who had received a full diet emerged in every case with the exception of the fanning occurrence in females.
Consider the difference between the number of mouthing occurrences among guys receiving the full ration (30.7) and those receiving the half ration (24.5).
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if the genetic contribution to variation in a trait is negligible: then for that trait dizygotic twins will be more similar to one another than monozygotic twins are to one another. none of the other answer options is correct. then for that trait monozygotic twins will be more similar to one another than fraternal twins are to one another. then for that trait monozygotic twins will resemble one another more closely than do any other siblings. then for that trait monozygotic twins will be no more similar to one another than are dizygotic twins.
Answers
If the genetic contribution to variation in a trait is negligible, it means that the influence of genetics on that particular trait is very small or insignificant. In such a case, the environment plays a more significant role in determining the expression of that trait.
Considering this scenario, for that trait, monozygotic twins (identical twins) will be no more similar to one another than are dizygotic twins (fraternal twins). The reason behind this is that both monozygotic and dizygotic twins have different genetic makeup, but if genetics do not contribute much to the trait's variation, then the similarities or differences between the twins would not be due to their genetic similarities or differences.
Instead, the similarities or differences in the trait will be influenced by their shared and non-shared environmental factors. Shared environmental factors include aspects like family background, parenting styles, and socio-economic status, while non-shared environmental factors are unique to each individual, such as different friendships, experiences, or hobbies.
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Fill in the blank
1) enzymes are biological _______ that speed up chemical reactions in living organisms
2) enzymes are protein molecules, which are made up of long chains of
3) the sequence and type of amino acids are _______ in each protein, so they produce enzymes with many different shapes and functions
4) the shape of an enzyme is very important ti its _______
words: different, catalysts, function, the same, amino acids
Answers
Answer:
1. catalysts
2. amino acids
3. different
4. function
Explanation:
1. catalysts
2. amino acids
3. different
4. function
Why is it important for each cell to be surrounded by a cell membrane that prevents large molecules from leaving the cell?
Answers
Explanation:
because cell membrane protect the cell
PLZ HELP! What are some of the ways transport in plant cells is different from in animal cells?
Answers
How many atoms are present in 3H^2O
Answers
Answer:
3486784401
Explanation:
3^20 is 3486784401
I'm not 100 percent sure though, I'm sorry
Answer:
there are 6 hydrogen atom and 3 oxygen atoms
present
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Select the correct answer.
Logan is planning to start up a private practice as a veterinarian to treat companion animals. What type of locality should he consider for setting
up his practice if he wants to maximize his chances of financial success?
ОА.
a rural area that already has many veterinarians
OB.
a high-Income area with few established veterinary clinics
Ос. .
an area next to a forest with few residents
OD
an area close to the sea
Reset
Next
Answers
Answer:
It's either a or b
Explanation:
I'm not sure which of those it would be but I hope it helps some!
Which of the following has a commercial milk test available for detection and diagnosis?
Ketosis
Tetany
Hypocalcemia
Fatty Acid Syndrome
Answers
Hypocalcemia has a commercial milk test available for detection and diagnosis. It is a medical condition in which the serum calcium levels drop below the recommended range, due to various reasons, the most common being due to abnormalities in hormonal regulations of calcium homeostasis.
Among the given options, hypocalcemia is the condition for which a commercial milk test is available. Hypocalcemia, also known as milk fever, is a common metabolic disorder in dairy cows that occurs around the time of calving. It is characterized by low blood calcium levels, which can lead to various health issues and reduced milk production.
To diagnose hypocalcemia, a milk test can be conducted to measure the calcium levels in the cow's milk. This test is commercially available and provides a quick and reliable assessment of the cow's calcium status. By analyzing the milk sample, the test can indicate whether the cow is experiencing hypocalcemia and help determine the appropriate treatment or management strategies.
Having a commercial milk test for hypocalcemia is beneficial for dairy farmers as it enables early detection and intervention, minimizing the impact on cow health and milk production. By promptly identifying cows with low calcium levels, farmers can implement preventive measures and provide necessary supplementation to prevent or manage hypocalcemia effectively.
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in spermatogenesis the spermatogonium with _____ chromosomes, yields ____ final spermatids with _______ chromosomes by a process known as _______
Answers
In spermatogenesis, the spermatogonium with diploid chromosomes, yields four final spermatids with haploid chromosomes by a process known as meiosis.
Spermatogenesis is the process by which spermatozoa are produced in the male gonads. It occurs in the testis and results in the development of fully mature spermatozoa capable of fertilizing an ovum. Spermatogenesis is a multi-step process that begins with the mitotic division of the spermatogonium. The resulting cells, known as primary spermatocytes, undergo meiosis I to produce two secondary spermatocytes, which then undergo meiosis II to yield four haploid spermatids. During spermiogenesis, the spermatids differentiate into spermatozoa.
In spermatogenesis, the spermatogonium with diploid chromosomes yields four final spermatids with haploid chromosomes by a process known as meiosis. Meiosis is the process by which the chromosome number is reduced from diploid to haploid. During meiosis, the chromosomes duplicate and then pair up. The paired chromosomes exchange genetic material, resulting in a reshuffling of genetic information. Finally, the paired chromosomes are separated, resulting in two daughter cells with half the chromosome number of the parent cell. This process occurs twice during meiosis, resulting in four haploid daughter cells.
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which statement is true? carbon is not a component of proteins. carbon is a major constituent of phospholipids, atp, and other energy-storing molecules. many oceanic organisms rely on atmospheric carbon dioxide to build protective shells. plants and other photosynthetic organisms obtain most of their carbon from biofixation. carbon forms the framework for inorganic molecules.
Answers
It is true that phospholipids, atp, or other molecules that store energy contain a significant amount of carbon.
In science, what is an energy?Energy is characterized as having the "ability to accomplish work, which is the capacity to apply a force sufficient to move an object." Despite this unclear definition, the concept is actually quite straightforward: energy is just the force that moves objects. Potential and kinetic energy are the two different categories.
What exactly is energy, and why is it so crucial?Everything we use, consume, or eat contains energy. The body's natural internal processes are fueled by and controlled by energy. The more abrasive the environment, more and more energy is required to maintain homeostasis, repair cells or body tissue, and create muscle.
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the thickest wall in the heart due to its increased work load is the:
Answers
The thickest heart wall , due to its increased workload, is the left ventricle. The left ventricle is responsible for pumping oxygen-rich blood from the heart to the rest of the body through the aorta.
Its wall is thicker because it needs to generate sufficient force to push blood into the systemic circulation, overcoming the resistance posed by the blood vessels.
The thickness of the left ventricular wall enables it to contract more powerfully and maintain the necessary blood pressure to supply all body tissues with oxygen and nutrients. In contrast, the right ventricle, which has a thinner wall, only needs to pump blood a short distance to the lungs to collect oxygen and release carbon dioxide.
The structure and function of the heart's four chambers, including the two atria and the two ventricles, are designed to ensure efficient blood circulation. The left and right atria receive blood returning to the heart, while the left and right ventricles pump blood out of the heart. However, the left ventricle's higher workload necessitates a thicker wall for effective blood circulation throughout the body.
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What would happen if humans reproduced asexually? Explain what humans would look like and think about what would happen to society. (Hint: Would all of the jobs we need in society be taken care of? Would humans survive if a deadly bacterium infected people?)
Answers
Answer:
We wouldn't need a partner.
Explanation:
If we don't need a partner, we would grow up with an individual parent. no man or woman- just Person. We wouldn't get married or divorced- at least we wouldn't have a reason to. With that, there are no more broken homes unless the one parent they would've had left. We would still have countless jobs, but we wouldn't require a level of attraction to mate and reproduce for our species to continue. We would eventually overpopulate at the rate we are growing though. If a deadly bacterium infected us, we would die normally. There are no added effects from being able to reproduce asexually.
What role do the teichoic acids play within the cell wall of gram-positive bacteria?
Answers
Teichoic acids help to maintain the integrity and shape of the cell wall of gram-positive bacteria.
Teichoic acids are complex polysaccharides that are found in the cell wall of many gram-positive bacteria. Teichoic acids are covalently linked to the peptidoglycan, the main structural component of the cell wall in gram-positive bacteria, providing additional support and stability.
Teichoic acids is to regulate the movement of ions and molecules in and out of the cell. The negative charge of teichoic acids can help to regulate the movement of positively charged ions, such as sodium and calcium, across the cell membrane, which is important for maintaining cellular homeostasis.
Teichoic acids are an important component of the cell wall of gram-positive bacteria, playing critical roles in maintaining cell integrity, regulating ion transport, and mediating interactions with the environment.
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1. As we learned, astrology and phrenology are considered
pseudosciences because they are either not testable or cannot
be verified objectively. Think of one other discipline that could be
considered a pseudoscience and explain why the content would
not be testable or able to be verified objectively.
Answers
A pseudoscience can be defined as one which cannot use scientific methods.
Therefore they are different from actual science.The problem with pseudoscience comes when we can't perform experiments to test our hypothesis.
The opinions of our peers are really important for us, and this also applies to science.
Another example of pseudoscience can be tarot reading or numerology as it doesn't provide any scientific evidence nor proves our hypothesis by some experiments.Being in places away from large human populations is really important to recycle in order to not contaminate nor affect the near biodiversity.
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What is the function of the lysosome in the cell?
OBreaks down cellular waste
O Produces glucose
O Synthesizes proteins
O Stores food, water, and wastes
HELP PLEASE HURRY!!!!!!
Answers
A lysosome is a membrane-bound cell organelle that contains digestive enzymes. Lysosomes are involved with various cell processes. They break down excess or worn-out cell parts. They may be used to destroy invading viruses and bacteria.
possably A????
Which of the following statements describes the relationship between DNA and genes?
a, Genes and phosphates make up the backbone of DNA.
b, DNA and genes are passed on from offspring to parents.
c, Genes are segments of DNA
d, DNA is found in cells, whereas genes are outside of cells.
Answers
Answer:
DNA and gesnes and a great time at the end result is a great day to be a great
Explanation:
cells outside and from the bottom of the year and a half years of age and the other day and I have a great day to be a great day to be a great day to be a great day for me and I am a very happy to see the new album and a great
The statement which best describes the relationship between DNA and genes is that Genes are segments of DNA. Thus, the correct option for this question is C.
What is DNA?DNA stands for deoxyribonucleic acid. It may be defined as a type of molecule inside cells that contains the genetic information responsible for the development and function of an organism. These molecules allow this information to be passed from one generation to the next.
DNA is responsible for building and maintaining your human structure. While Genes are segments of your DNA, which give you physical characteristics that make you unique. Together, your body has a complete instruction manual that tells your cells how to behave.
Therefore, the statement which best describes the relationship between DNA and genes is that Genes are segments of DNA. Thus, the correct option for this question is C.
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