Answer:
Trophic levels and energy flow on food chains
Explanation:
The trophic level in a food chain (or web) corresponds to the position of each living being in relation to its energy and nutrient flow in relation to the others.
There are three types of basic trophic levels:
Producers - Plants and other photosynthetic and chemosynthetic organisms
Consumers (food chains usually have more than one) - Herbivores, Carnivores and Omnivores
Decomposers - Bacteria and Fungi
An example food chain according to trophic levels:
Phytoplankton(producer) → Krill (1st consumer) → Penguin (2nd consumer) → Seal (3rd consumer) → fungi and bacteria (decomposers)
Also, it is important to highlight that at each trophic level, less energy is absorbed when a living being consumes the previous one, so the more trophic levels a chain has, the lower the energy flow at the end.
When cellular product levels get too high, the responsible enzyme is inhibited. this is an example of?
When the product is too high, there will be some feedback inhibition that will make decrease the rate of production. The cells may decrease the enzyme so the production rate is decreased. Some product can be toxic at a high level, that is why feedback inhibition is important to prevent it.
At the heart of the sun, the temperature and pressure is enough to drive ___________ reactions. These reactions release energy from the surface of the sun by emitting light or releasing high energy particles.
A) fission
B) fraction
C) frisson
D) fusion
At the heart of the sun, the temperature and pressure are enough to drive fusion reactions. Therefore, the correct option is D.
The process of the fusion reaction is powered by the sun when two or more light nuclei merge or converge in order to form a single heavier nucleus. This process liberates energy from the surface of the sun.
The energy is liberated as a result of the formation of a single nucleus with the help of two or more light nuclei. This energy is less than the mass of the two original nuclei. The temperature and pressure both play critical roles in this methodology.
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What biological macromolecule is made up of monomers like the one shown below?
A molecule with the formula C6H12O6. Five carbon atoms and one oxygen atom form a hexagonal ring, with the other atoms bonded to that ring.
From the other 4 Questions I checked that were similar, they all said carbohydrates was the wrong answer
Why is multitasking detrimental to the encoding of information?
Answer:
Lack of focus and variation in direction
Explanation:
Multitasking is detrimental to encoding of information because it causes dislocations in the information sets and thus there are high chances of making mistakes.
Multi Tasking also causes lot of disturbance in work focus and thus insights of the data are interpreted the way it was supposed to be done.
Any task which is done specially with full attention and in one direction along with taking care of one task only , then only great insights van be brought in.
During anaerobic cellular respiration in skeletal muscles, pyruvic acid produced by _____ is converted into _____.
Answer:
During anaerobic cellular respiration in skeletal muscles, pyruvic acid produced by glycolysis is converted into lactic acid.
The glycolysis is the process by which one molecule of glucose is converted into two molecules of pyruvate.
During anaerobic respiration in muscles (such as occurred during exercise) the lactic acid fermentation takes place by which the pyruvate is converted into the lactic acid. The reaction is catalyzed by the enzyme lactic acid dehydrogenase.
Pyruvic acid is produced as a result of the breakdown of glucose through glycolysis. This pyruvic acid is utilized during anaerobic respiration to form lactic acid in the muscles.
Further Explanation:
The cellular respiration involves both aerobic and anaerobic respiration. Both the respirations starts from glycolysis with the formation of pyruvate. The pyruvate either enters the aerobic pathway or anaerobic pathway depending on the condition of the cell.
During aerobic respiration, the cell produces 36 ATP with oxygen as the final acceptor of electrons. It is a process involving multiple steps and includes glycolysis as the initiator process. The pyruvate thus formed is converted into acetyl CoA which then enters the Krebs cycle. In the Krebs cycle, series of reactions occur with the production of ATP, FADH2, and NADH. The electrons from FADH2 and NADH are transported to the electron carriers in the electron transport chain which in turn results in the formation of ATP with the liberation of oxygen.
During anaerobic respiration, glycolysis still occurs as it is oxygen-independent process. Due to the absence of oxygen, the resulting pyruvate cannot enter the Krebs cycle and therefore, undergo the aerobic pathway. The pyruvate breaks down anaerobically to form lactic acid which is a common phenomenon in the muscles during exercise. At the time of exercise, glycogen is the main source of energy which eventually is cleaved to form glucose which finally produces pyruvic acid through glycolysis. The pyruvic acid generally enters the oxidative phase of glycolysis in order to produce ATP but due to the absence of oxygen during excessive exercise the pyruvate enters anaerobic phase. In this phase, lactic acid is produced from pyruvate which is released into the bloodstream. The muscles undergo anaerobic respiration because the energy demand by the cells overpowers the oxygen supply to the cell which is necessary for the production of ATP.
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Answer Details:
Grade: High School
Subject: Biology
Chapter: Cellular Respiration
Keywords:
Cellular respiration, aerobic respiration, anaerobic respiration, ATP, glucose, pyruvate, lactic acid, Krebs cycle, glycolysis, glycogen, muscle respiration.
Mendel observed that pairs of alleles were separated or segregated in gametes and that they were rejoined in fertilization. we know that pairs of _____ are segregated in _____ and then are rejoined through fertilization.
Which statement describes a process that takes place in meiosis but not mitosis?
A. New cells are produced
B. cytokinesis occurs
C. chromatids are separated
D. homologous chromosomes pair up
The statement that describes a process that take place in meiosis but not mitosis is that in meiosis homologous chromosomes pair up. The correct option is D.
What is meiosis?Meiosis is a type of germ cell cell division that produces gametes such as sperm or egg cells in reproducing organisms. It entails two rounds of division, resulting in four cells with only one copy of each chromosome.
Mitosis is a type of cell division that occurs in somatic cells as well as in unicellular eukaryotic cells during asexual reproduction. Meiosis is a type of cell division that occurs during reproduction to produce gametes.
Daughter cells are genetically diverse after meiosis. Tetrad formation takes place during meiosis but not during mitosis.
The statement that describes a process that occurs in meiosis but not mitosis is that homologous chromosomes pair up in meiosis.
Thus, the correct option is D.
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In the p generation, a true-breeding pea plant with genotype yyrr is crossed with a true-breeding plant with genotype
Parental generation is the first generation involving two individuals that are mated to foresee or analyze the genotypes of their offspring. Their probable set of offspring would constitute the so-called first filial generation (or F1 generation). A cross between two of the offspring in F1 generation would produce a new set of progeny called second filial generation (or F2 generation).In the P generation, a true breeding pea plant with genotype YYRR is crossed with a true breeding plant with genotype yyrr.
This is a regulation of the internal environment of an organism
Answer:
Homeostasis
Explanation:
The internal stability or equilibrium of an organism is termed as Homeostasis. There are billions of cells within the human body that work at a time in co-ordination either as tissue or as an organ. It is very essential for the constant internal environment with in a species. Regular adjustments are made at cellular, tissue and organ level to achieve stability.
In an adult, where is red bone marrow found in the body? check all that apply.
Unlike animal cells, plant cells have cell walls that make them rigid. which organelle, other than the cell wall, also plays a vital role in providing rigidity to plant cells?
a.nucleus
b.chloroplast
c.central vacuole
d.endoplasmic reticulum
In plant cells, the central vacuole helps in maintaining rigidity by providing structural support and maintaining turgor pressure. Its loss of turgor pressure may result in the cell being flaccid, causing the plant to wilt.
Explanation:Indeed, in plant cells, apart from the cell wall, the central vacuole also plays a key role in providing rigidity. This large organelle, typically taking up to 80% of the cell volume in mature plants, is filled with water and helps in maintaining turgor pressure, providing structural support and rigidity.
When the vacuole is full, it pushes against the cell wall making the cell rigid. However, if the vacuole loses water, the plant cell loses turgor pressure and may become flaccid, causing the plant to wilt.
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What lobe of the brain allows you to know someone is scratching your back?
Answer:
Pariental
Explanation:
When explaining acute pancreatitis to a newly diagnosed client, the nurse will emphasize the pathogenesis begins with an inflammatory process whereby:
a. activated pancreatic enzymes escape into surrounding tissues, causing autodigestion of pancreatic tissue.
b. the pancreas will hypertrophy (enlarge) to the point of causing bowel obstruction.
c. the pancreas is irreversibly damaged and will not recover to normal functioning (chronic).
d. stones will develop in the common bile duct, resulting in acute jaundice?
What type of blood cells are lymphocytes and monocytes"?
Do you think that there is a difference between the male bodybuilding and the female bodybuilding communities?
Yes, there is a difference between the male and female bodybuilding communities, primarily attributing to biological differences, social and cultural aspects, and varying intensity or duration of workouts. Despite these differences, both communities share the universal goal of building and sculpting muscle to improve overall fitness.
Explanation:Yes, there is a difference between the male and female bodybuilding communities primarily because of the biological differences between males and females. This difference can be attributed to various factors such as hormonal differences, muscle mass, and fat distribution. Regardless of the physical disparities, both sexes can build their individual strength and physique fitting to their goals.
Furthermore, the social and cultural aspects play a significant role in shaping these communities. Society often imposes different expectations and standards on men and women, even in something as specific as bodybuilding. Historically, the male bodybuilding community has been more prominent, however, the female bodybuilding community has been steadily growing and gaining recognition.
The intensity and duration of specific workouts may also vary to accommodate the unique physiological responses of each sex. However, it’s important to note that the primary goal of bodybuilding - to build and sculpt muscle, enhance strength and improve overall fitness - remains the same for both genders.
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Which factor should be checked when evaluating the effectiveness of an alpha-adrenergic blocker given to a client with benign prostatic hyperplasia (bph)?
Which stage of the human sexual response cycle includes changes in the pelvic region, general physical arousal, and increases in heart rate, muscle tension, blood pressure and rate of breathing?
Within a eukaryotic cell, aerobic cellular respiration occurs within the _____.
Answer:
Mitochondria
Explanation:
Mitochondria are the double membrane bound organelles and are present in eukaryotic cells only. These organelles are site for aerobic cellular respiration as Kreb's cycle and oxidative phosphorylation are the last two aerobic stages of cellular respiration that occurs in mitochondria only. Glycolysis is the oxygen independent phase of cellular respiration and occurs in cytoplasm.
Gravel is____than clay.
A. Less permeable
B. less porous
C. more permeable
Answer:
Option C, More Permeable
Explanation:
Gravels are more permeable than the clay. This is so because the gravel particles are large in size and therefore the inter particle space in gravel is large which allows more water (or any other fluid) to flow through it while in case of clay, the particles are very fine and minute due to which the inter particle space between the clay particles is very very small which allows reduced flow volume through the clay particle as compared to the gravel particles.
When actively growing cells are treated with taxol, they often are unable to complete the cell cycle. based on what you have learned about cell-cycle checkpoints, which checkpoint likely causes these cells to arrest? explain your reasoning?
Which term describes the simplest method of performing chant?
The correct answer is Direct.
The best term which describes one method which is simple in performing a chant is referred to as Direct.
Chant is termed as a way of singing of some words, or speaking, or sounds.
It involves set of notes which are highly limited and they have musical structures which are complex. For example, repeating of musical sub phrases like offertories and Great responsories.
Chant is mostly used in spiritual practice. For example, sacred text, mantra and name of God.
Baroreceptors are a type of __________ that monitors __________.
Basaltic magma forms when rocks in the what melt
This type of membrane is called a selectively permeable membrane. explain why "selectively permeable" is a good way to describe a cell membrane.
Answer:
Explanation:The membrane is selectively permeable because substances do not cross it indiscriminately. Some molecules, such as hydrocarbons and oxygen can cross the membrane. Many large molecules (such as glucose and other sugars) cannot. Water can pass through between the lipids.
Which of the following is easiest to recycle?
A. computers
B. a soft drink can
C. batteries
Do you capitalize things in quotes that are capitalize in the piece
Suppose that a population of bacteria triples every hour and starts with 400 bacteria. find an expression for the number n of bacteria after t hours.
Answer: The equation would be n(t)= (400)3^t
Explanation:
This system of nerves make possible the normal motility and secretory functions of the gastrointestinal tract. what is it called
The system of nerves that is responsible for the motility in the GI tract is the myentric plexus or the plexus of Aerbach. The system of nerves that is responsible for the secretory functions of the GI tract is the submucosal plexus or the plexus of Meissner.
Unlike a typical chandelier, dale chihuly's are a different species. they __________
What's the difference between Thallus, Holdfast and Sessile colony?