Answers
Answer:
cytoplasm
Explanation:
Transfer RNA (tRNA) is found in the cytoplasm and has a complex shape. It is responsible for carrying amino acids from the cytoplasm to the ribosome surface, ready to make a protein as instructed by the mRNA.
Related Questions
HELP: WILL MARK BRAINLIEST
Answer the blank
Answers
The Krebs cycle occurs in the matrix of the mitochondria and requires acetyl coenzyme-A (acetyl-CoA) that is produced from both lipids and carbs.
What is the Krebs cycle of cell respiration?The Krebs cycle of cellular respiration is the second step of this metabolic pathway which occurs in the mitochondrial matrix to generate NADH and FADH which are used during oxidative phosphorylation to produce ATP.
Therefore, with this data, we can see that the Krebs cycle of cell respiration is the second stage of this process and produces molecules required for ATP synthesis.
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Which of the following are dangers of Climate change?
I. Disease carrying insects could multiply and spread to new areas
II. The number of floods could increase
III. Due to increased humidity, electricity would be harder to generate and more expensive
IV. Severe droughts could occur
A. II and IV
B. I and III
C. I, II, IV
D. II, III, IV
Answers
Answer: D
Explanation:
The following are the dangers of climate change are
I. Disease carrying insects could multiply and spread to new areas.
III. Due to increased humidity, electricity would be harder to generate and more expensive.
IV. Severe droughts could occur.
The correct option is D.
What is climate?Climate is the weather of a place for a long time. Like, the climate of Antarctica is always cold, and the oceans are always frozen. There are different climates in different areas.
Climatic changes are the long term effects that are changing the normal temperature and climatic conditions of an area. This is causing problems with the biotic factors of the area.
Like, the warming of Antarctica is increasing, which is resulting in the melting of ice, which can cause high floods.
Thus, the correct option is D. II, III, IV.
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How is economic growth usually measured?
A. Gross domestic product (GDP)
B. The average citizen's quality of life
C. Average income
D. Profits per capita
Answers
Which organelle is responsible for the modification and packaging of proteins so that they can be distributed to other parts of the cell?
Golgi apparatus
Mitochondria
Vacuoles
Ribosomes
Answers
Answer:
Vacuoles
Explanation:
when an enzyme can no longer bind to its substrate the enzyme is considerd to be
Answers
Answer:
Denatured
Explanation:
However, extremely high temperatures can cause an enzyme to lose its shape (denature) and stop working. pH: Each enzyme has an optimum pH range. Changing the pH outside of this range will slow enzyme activity. Extreme pH values can cause enzymes to denature.
Plant stems contain cells with specific types of compounds, such as lignin, that provide strength to the stem. Which of the following does a role of plants stems in a process that occurs in plants?
Answers
The xylem and phloem does the role of plant stems in a process that occurs in plants.
What are the roles of xylem and phloem in plants?Plant stems play a crucial role in the transport of water, nutrients, and sugars throughout the plant and this transport occurs through two specialized tissue types found in the stem: xylem and phloem.
Xylem is responsible for the upward movement of water and dissolved minerals from the roots to the rest of the plant. It consists of specialized cells called tracheids and vessel elements that are interconnected, forming tubes or vessels.
Phloem facilitates the downward movement of sugars and other organic compounds, such as hormones, from the leaves to other parts of the plant. It consists of sieve tube elements and companion cells.
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Complete question:
Plant stems contain cells with specific types of compounds, such as lignin, that provide strength to the stem. Which of the following does the role of plant stems in a process that occurs in plants?
Lignin
Cellulose
Xylem
Phloem
A population of bacteria grows in a petri dish under ideal conditions until it
runs out of space. Which curve accurately reflects the growth of this
population?
OA. A J-curve
B. A survivorship curve
C. An S-curve
OD. A life span curve
Answers
The S-shaped curve, also known as the logistic growth curve, is used to represent the growth of a population that starts out small and grows rapidly at first, but eventually levels off as the population approaches the carrying capacity of its environment. In the case of bacteria in a petri dish, the population growth would initially be exponential, but as resources become limiting, the growth rate will slow down and eventually reach a plateau or leveling off point, creating an S-shaped curve. This pattern of growth is observed in many populations that are subject to resource limitations, and is a common model used in population biology.
Nitrogen makes up most of the Earth's atmosphere in the form of N2, a gas that does not easily undergo chemical reactions. What would ultimately happen if nitrogen stayed in the form of N2 and did not leave the atmosphere?
A.
Animals would run out of food.
B.
All life on Earth could end.
C.
Plants would eventually stop growing.
D.
all of these
Answers
Answer:
it must be denitrified.
Explanation:
Decomposition makes the nitrogen available to go through nitrification again. For nitrogen to return to the atmosphere in its gaseous N2 form,
What causes a heart attack?
A. When the arteries increase
B. When LDL metabolizes cholesterol
C. When the heart is starved of oxygen
D. When HDL returns cholesterol to the heart
Answers
B. Liverworts (Hepatophyta)
1. Observe the living green "leafy" gametophyte stage at Station A. These organisms have leaf-
like, stem-like, and root-like structures. Draw and label structures of the liverworts. Be sure
to include labels of the following items: gametophyte, n, sporophyte, 2n, rhizoides, leaf-like
structures, and thallus.
2. Use the dissecting scope and look at the sporophyte, gametophore, rhizoides, and thallus.
What do you notice? Write down some observations of each.
3. Compare the moss to the liverworts. How are they similar and how are they different?
Answers
Answer:
Explanation:
Title: Observation of Liverworts (Hepatophyta)
Objective: To observe the living green "leafy" gametophyte stage of liverworts and compare them with moss.
Hypothesis: Liverworts and moss may share some similarities in structure, but there may be significant differences between them.
Observations:
Liverworts Structures:
Gametophyte: The main plant body of the liverwort, which is haploid (n) and produces gametes.
Sporophyte: A structure that grows from the gametophyte and produces spores. It is diploid (2n).
Rhizoides: Root-like structures that anchor the gametophyte to the substrate and absorb water and nutrients.
Leaf-like structures: Flattened structures that resemble leaves but do not have true veins or stomata.
Thallus: The entire plant body of the gametophyte, which lacks true stems or roots.
Observations of different structures in liverworts:
Sporophyte: Small and inconspicuous, growing from the gametophyte.
Gametophore: The stem-like structure that supports the gametophyte and sporophyte.
Rhizoides: Thread-like structures that attach the gametophyte to the substrate and absorb water and nutrients.
Thallus: The plant body of the gametophyte that lacks true stems or roots.
Comparison between liverworts and moss:
Similarities:
Both are non-vascular plants.
Both have a haploid (n) gametophyte and a diploid (2n) sporophyte stage.
Both reproduce by spores and require water for fertilization.
Differences:
Liverworts have leaf-like structures and a thallus, while mosses have true leaves and stems.
Liverwort sporophytes are small and inconspicuous, while moss sporophytes are tall and conspicuous.
Liverworts have rhizoides, while mosses have true roots.
Why does mature soil contain the most humus?
A. The mature soil has the most soil horizons
B. Has the least decomposed organic material from trees and vegetation
C. Has the most decomposed organic material from trees and vegetation
D. The mature soil has the biggest layer of bedrock
Answers
Answer:
i think the answer is c for me
Temperature is determined by which of the following?
A.) Particles move faster
B.) Particles move slower
C.)Particles cease to move
D.)Particles move at a constant rate
Answers
I will mark Brainliest, just please don't copy and paste
thank you.
Answers
Temperature regulation is the human condition chosen for this project. The human body must maintain a core body temperature of around 37°C, despite environmental temperature changes. The following information answers the questions:
What circumstances surround temperature regulation?Factors that can shift the body temperature include exposure to hot or cold environments, fever, and physical activity.
The organ systems involved in the homeostasis process of temperature regulation are the nervous and endocrine systems, as well as the integumentary (skin), cardiovascular, and respiratory systems.
Negative feedback is used to maintain temperature homeostasis. For example, when the body temperature rises, the hypothalamus signals the sweat glands to secrete sweat, which cools the skin and lowers the body temperature.
The stimulus is the change in body temperature, the receptor is the thermoreceptor in the skin or hypothalamus, the integrating center is the hypothalamus, the effector is the sweat glands or muscles, and the response is sweating or shivering.
Strategies to help maintain temperature balance include wearing appropriate clothing, using heating or cooling devices, and maintaining physical fitness through exercise.
Sources:
Guyton and Hall Textbook of Medical Physiology, 13th edition
Saladin Anatomy and Physiology, 8th edition
Tortora and Derrickson Principles of Anatomy and Physiology, 15th edition
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Which of the following is the best definition of radiation?
A.
the transmission of heat across matter
B.
the transfer of heat by electrical currents
C.
the transfer of heat by currents within a liquid or gas
D.
the transmission of heat without any contact
Answers
Answerg:
bh
Explanation:
Describe the mechanism of glycolysis in detail
Answers
The process of Glycolysis is a catabolic process in which two molecules glucose goes through a ten- step pathway and yield two molecules of pyruvate . It is a major part of carbohydrate metabolism .
Mechanism Of Glycolysis
The glycolysis is also known as EMP pathway and it is involved in both aerobic and anaerobic conditions .There are two phases in the mechanism of glycolysis in which 5 reactions takes place in each phase and the process of glycolysis takes place in cytosol
Preparatory phase refers to the generation of two molecules of glyceraldehyde 3-phosphate from one molecule of glucose which further goes into the payoff phase . In this phase two molecules of ATP are used and two regulatory enzymes were involved in this reaction .
Payoff phase refers to the further break down of two molecules of glyceraldehyde3-phosphate to two molecules of pyruvate . In this phase four molecules of ATP and two molecules of NADH are generated . In this phase only one regulatory enzyme is involved which is the breakdown of PEP to pyruvate .
Both the phases of glycolysis takes place in the cytoplasm and there are three enzymes that involved in regulating the glycolytic pathway .This process is also known as the catabolic process .
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Which part of an organism is preserved in cast and mold fossils?
skin
bone
muscle
soft tissue
Answers
Answer:
Body fossils
Explanation:
Normally, only the hard skeleton is preserved (shell or bone), and the soft tissue (skin, muscle, organs, etc.) rots away after death. Animals with weak skeletons (e.g., a shrimp or an insect) are less likely to be preserved and animals that lack a skeleton entirely are very rarely fossilized.
If a plant of a maple tree has more chloroplasts than the leaf of a tomato plant, then
A. the maple tree will have an increase in photosynthetic potential
B. the maple tree will have an increase in respiration potential
c.the maple tree will have an increase in carbon dioxide production
D. the maple tree will have an increase in water production
Answers
Answer:
I think it's A and B (viewpoint)
21.4.2 Test (CST): Computer-Scored Unit Test
Question 1 of 25
Which best describes the scientists who contributed to our current body of
knowledge?
OA. Scientists from Europe
OB. Scientists from the United States
OC. Scientists from all areas of the world
OD. Scientists from the Middle East
SUBMIT
Answers
Scientists from all areas of the world have contributed to our current body of knowledge. Science is a collaborative effort that involves researchers and scientists from various countries and regions working together to advance our understanding of the world around us. While certain scientists or research groups may be more well-known than others, it is important to recognize that scientific progress is a global effort that involves contributions from many different individuals and organizations.
Hope this helps!
The best answer that describes the scientists who contributed to the current body of knowledge is scientists from all areas of the world, which is in Option C., as scientific discoveries and advancements have been made by scientists from all over the world.
What are science and scientific knowledge?The development of science and scientific knowledge is not confined to any one region or culture. Instead, it is a global enterprise that involves the contributions of scientists from all areas of the world. Science is an international and collaborative effort where scientists from different countries and cultures work together to advance knowledge and understanding. Over the centuries, many scientists from different parts of the world have contributed to the scientific knowledge that people have today.
Hence, the best answer that describes the scientists who contributed to the current body of knowledge is scientists from all areas of the world, which is in Option C.
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What is a group called that does not have anything changed
Answers
Answer:
Control group!
Explanation:
The group that nothing is changed in is called the Control Group! It is usually used for comparison to the tested groups to see what has changed.
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4. The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell would be: which option is correct a) 1 mole of ATP b) 2 moles of ATP c) 3 moles of ATP d) 4 moles of ATP e) 6 moles of ATP
Answers
The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell is approximately 4 moles of ATP.
During oxidative phosphorylation, each mole of NADH can generate around 2.5 to 3 moles of ATP. Therefore, for 2 moles of NADH, the total ATP production would be in the range of 4 to 6 moles of ATP. While the more precise estimate falls within the 4 to 6 moles range, the closest option provided is 4 moles of ATP. It is important to note that the exact ATP yield can vary depending on factors such as the efficiency of the electron transport chain and the specific conditions within the cell.Since there are 2 moles of mitochondrial NADH, the total ATP yield would be around 4 to 6 moles of ATP. However, the most accurate option among the given choices is 4 moles of ATP.
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What happens to cells during differentiation
A. They gain the ability to build entire organisms
B. They develop specific structures and organelles
C. They become stem cells and divide into Zygotes
Answers
Answer:
B
Explanation:
the plant can change its form
Which model supports the idea that, as matter flows between systems,
elements are recombined in different ways?
Answers
As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
What is energy flow?Energy flow is the amount of energy that moves along the food chain. This flow of energy is also called heat flow.An example of energy flow in an ecosystem begins with autotrophs drawing energy from the sun. Herbivores then eat autotrophs and convert plant energy into usable energy. Carnivores then eat herbivores, and eventually other carnivores prey on them. Bioavailable radiant or solar energy and solid state energy are two types of energy streams. The energy is delivered to producer consumers, such as animals. Energy can come directly or indirectly from producers. Ultimately, decomposers break down dead organisms, including plants and animals, to contribute nutrients.To learn more about energy flow from the given link :
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write as a single fraction in it's simplest form. 3/2x + 2x/3 +3 +2x
Answers
Answer:
(25x)/(6)+3
Explanation:
HELP PLEASE NOW !! Which statement correctly describes the pH of water? (1 point)
The pH of water increases as its temperature increases.
The pH of water is neutral.
Water has a high pH.
Water is basic and has a pH of 0
Answers
Answer:
The pH of water is neutral.
Explanation:
It is neutral because the concentration of hydronium ions equals that of hydroxide ions. It is higher than the pH of acids and lower than the pH of bases.
What does a forensic anthropologist do?
Answers
Which body system determines whether the body has excess water that must
be removed by the excretory system?
A. Endocrine system
OB. Circulatory system
OC. Digestive system
OD. Nervous system
Answers
Answer:
Nervous system
Explanation:
This is because the nervous system sends messages to the excretory system to release body waste from the body
Which of the following is not a limitation of the biological species concept
Answers
Answer:
to be considered a species, a population must be reproductively isolated from other species
A track and field coach is trying to decide what beverage is the best pre-training beverage for athletes to drink before a daily training session. The coach has chosen three beverages: a soda, a Gatorade, and water for the athletes to drink before training. The coach will then collect data on their performance during the period of time while training.
Afterward, the coach will track the performance of the athletes over an eight week period to see how their performance has changed.
What is the best Hypothesis for the experiment above? Explain why that is the best Hypothesis.
Answers
Answer:
The correct answer is - "which beverage would help athletes the best if he takes it before a daily training session".
Explanation:
The coach is trying to decide which beverage is going to help best for the athletes before their training session. He tried soda, water, and Gatorade and compare the data he gets after his experiment.
According to his experiment, he wanted to find the best beverage that will help athletes best. For this, the best hypothesis would be "which beverage would help athletes the best if he takes it before a daily training session", as it provides the real idea of the experiment.
What is a wave?
a disturbance that transfers energy?
b disturbance that transfers matter?
c any type of energy that makes particle move
d any type of matter that vibrates back and forth
Answers
Answer:
Explanation:
a disturbance that transfers energy?
Answer:
A. a disturbance that transfers energy
Define homeostasis asap pleaseee
Answers
Answer: to be balanced
Homeostasis is the ability of an organism or system to maintain a stable internal environment despite changes in the external environment. The term was coined by Walter Bradford Cannon in 1930 and comes from the Greek words "homeo," meaning "similar," and "stasis," meaning "standing still."
Homeostasis applies to the body's physiological processes, such as metabolism, temperature regulation, fluid balance, and hormone secretion. These processes involve a series of feedback mechanisms that sense changes in the body and trigger responses to restore balance. For example, when the body's temperature rises above a certain level, thermoreceptors in the skin and hypothalamus signal the sweat glands to produce sweat and the blood vessels to dilate, which helps to dissipate heat and bring down the temperature.
Homeostasis also applies to psychological processes, such as mood, stress, and arousal. These processes involve the brain's regulatory systems, such as the limbic system, the autonomic nervous system, and the endocrine system. These systems work in tandem to respond to internal and external stimuli, and regulate emotions, instinctual drives, and cognitive processes.
The concept of homeostasis is important in understanding health and disease. When homeostasis is disrupted, the body or mind may experience dysfunction, disease, or pathology. For example, chronic stress can lead to an overactive HPA axis and the release of cortisol, which can suppress the immune system and lead to inflammation and disease. Diabetes is also a condition where the body's homeostasis is disrupted, resulting in high blood glucose levels and impaired glucose metabolism.
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