what did the narrator describe as tadpoles?what did Leeuwenhoek predict was within the heads of these little tadpoles?
describe one cellular activity that uses the energy released by ATP
One of the basic examples of cellular activity, which uses energy released by ATP is the movement of muscles.
• The muscle cells utilize both fatty acids and glucose for their aerobic respiration, and these cells are the prime users of ATP generated by aerobic respiration.
• The muscle cells use ATP mainly for two things, that is, for active transport of calcium ions and the movement of motor proteins.
• The muscle cells use ATP for the active transport of calcium ions into the sarcoplasmic reticulum at the time of muscle contractions.
• For the second time, ATP is used by muscle cells to detach the head of the myosin from the actin filaments at the time of the relaxation of muscles.
Thus, muscular movement is one of the cellular activity, which use the energy of ATP.
To know more about:
https://brainly.com/question/19341039
Do jellyfish have jointed appendages?
At which stage of mitosis are chromosomes usually photographed in the preparation of a karyotype?
a.prophase
b.metaphase
c.anaphase
d.telophase
e.interphase
The part of the brain where planning, language and advanced thought occur is:the hippocampus.the amygdala.the cortex.the hypothalamus.
The cortex, particularly the frontal lobe, is responsible for planning, language, and advanced thought processes. Higher cognition, impulse control, and language production are key functions of the frontal lobe, including areas like the prefrontal cortex and Broca's area.
The part of the brain where planning, language, and advanced thought occur is the cortex, specifically within the frontal lobe of the cerebral cortex. The frontal lobe is critical for cognitive functions and control of voluntary movement or activity. It is the part of the brain that is responsible for higher mental functions, such as thinking, planning, and memory, as well as judgment and impulse control.
The other options provided, such as the hippocampus, amygdala, and hypothalamus, play roles in emotion, learning, and hormone regulation, but not primarily in the higher-level cognitive processes associated with planning and language production. The prefrontal cortex, a part of the frontal lobe, is specifically associated with advanced thought processes, including problem-solving, decision-making, and social behavior. Furthermore, Broca's area, located in the frontal lobe, is essential for language production.
Physical movement increases __________ to the brain, helping children think well and focus better.
a. blood flow
b. carbon dioxide
c. vitamin c
d. antioxidants
What is more stable a food chain or food web?
The genetic code in dna depends on the order of what
The genetic code in DNA depends on the order of nucleic acid bases, which determines the sequence of amino acids in a protein.
Explanation:The genetic code in DNA depends on the order of nucleic acid bases. The order of these bases determines the sequence of amino acids in a protein. Each amino acid is coded for by a specific sequence of three nucleotide bases called a codon.
Learn more about genetic code here:https://brainly.com/question/17306054
#SPJ12
Which of these best defines the rate of photosynthesis?
A- where photosynthesis happens.
B- the speed of photosynthesis.
C- when photosynthesis happens.
D- endothermic
Lincoln is a 27 year-old man who has been experiencing strange medical symptoms over the past year. HMake a list of the glands, target organs and hormones you have investigated in Lincoln’s case. Begin with the pituitary gland. Beneath
Activity 2.3.2: Hormones Gone Wild Teacher Version – Page 1each, describe the function and what hormones it involves (which gland produced if for which organ and why it was needed).
3. Research the connection between the pituitary gland and the hypothalamus, another structure in the brain. The hypothalamus and the pituitary form the chief link between the nervous and the endocrine system. Take notes in your laboratory journal.
4. Use Inspiration to create a feedback loop or diagram that shows how the body regulates the level of thyroid hormones in the body (and thus maintains normal metabolism). This loop or diagram should include the pituitary gland and the hypothalamus as well as the names of important hormones. Make sure to show how hormones exert feedback to maintain proper thyroid function. Draw arrows to and from important glands and hormones. Think about how the levels of one hormone may impact the release (or lack thereof) of another hormone.
5. Refer back to your blood glucose feedback loop from Activity 2.3.1 for ideas on how to organize your thinking and to design your loop. However, as long as you can explain your diagram, you are free to use whatever format you feel displays a clear relationship between the glands and demonstrates the idea of feedback.e knows something is wrong, but doctors are having a hard time piecing together the clues. Previous doctors’ notes report:
Thick mucous gland secretions, elevated sweat electrolytes, meconium ileus, and difficulty maintaining and gaining weight are associated with which autosomal recessive disorder?
The sodium-potassium pump plays an important role in the water balance of cells.in terms of osmosis, explain the consequences of the sodium-potassium pumps not working;
The plasma membrane is composed of a _____ and which two layers of molecules arranged tail to tail
To synthesize one glucose molecule, the calvin cycle uses __________ molecules of co2, __________ molecules of atp, and __________ molecules of nadph.
Answer:
Explanation:
6,18,12
When living yeast cells were placed in congo red dye and examined under the microscope, the yeast cells remained colorless. However, when placed in methylene blue, they became blue. Later, dead yeast cells were placed in congo red dye. These cells turned red. Explain these three observations.
Living cells remain colorless because of the presence of an enzyme. They cannot reduce the stain. Whereas, dead cells can reduce the stain and appear red while stained with congo red dye.
What is Staining?Staining is a technique used to enhance the contrast in samples to visualize the samples clearly. This makes the identification and observation of samples easy.
Living cells have an active dehydrogenase system which reduces methylene blue stain and dead cells are unable to reduce this stain. Thus living cells are colorless under this stain while the dead cells stain blue.
The Congo red stain is used for staining amyloids in cell wall of plants, fungi, and outer membrane of gram negative bacteria. Congo red is a synthetic dye, used for the differential staining of elastic fibers present in the cells of bacteria and plants.
Yeast are observed to be oval (egg shaped) organism under high resolution microscopes. It is also possible to observe the buds present on some of the yeast cells.
Methylene blue stain is used in determination of cell mortality. If methylene blue stain is applied to a sample, a healthy cell with turn the stain colorless. This is due to the enzymes, which reduce the methylene blue, causing it to lose its color.
Learn more about Staining here:
https://brainly.com/question/13050145
#SPJ2
Certain poisons are toxic to organisms because they interfere with the function of enzymes in mictochondria. This results directly in the inability of the cell to
Certain poisons are toxic to organisms because they interfere with the function of enzymes in mitochondria. This results directly in the inability of the cell to store information.
What is mitochondria?
Many of the same defense mechanisms found in other parts of the cell, such as proteases, lipases, antioxidant enzymes and compounds, chaperones, and DNA repair enzymes—all of which are currently the subject of research—are also found in mitochondria.
Additionally, mitochondria can be recycled via autophagy, including mitophagy, in which specifically damaged mitochondria are selected for lysosomal breakdown, just like some other organelles.
However, they also have certain weaknesses since they lack specific defense mechanisms, as well as particular qualities that can make them more resilient to stressor challenges.
Therefore, Certain poisons are toxic to organisms because they interfere with the function of enzymes in mitochondria. This results directly in the inability of the cell to store information.
To learn more about mitochondria, refer to the link:
https://brainly.com/question/10688306
#SPJ6
Final answer:
Certain poisons are toxic because they impair the function of mitochondrial enzymes, which leads to the interruption of ATP synthesis in cells, causing cell death. Poisons like cyanide and carbon monoxide are examples that disrupt the essential functions at a cellular level, affecting health and survival.
Explanation:
Impact of Poisons on Mitochondrial Function
Poisons can be highly toxic to organisms by interfering with enzymes in the mitochondria. This disruption directly results in a cell's inability to synthesize ATP (adenosine triphosphate), which is necessary for its survival. Examples of such poisons include cyanide, hydrogen sulfide, and carbon monoxide, amongst others. These toxicants lead to cell death by inhibiting various essential enzymatic functions, preventing the production of ATP, thus crippling the cell's energy supply and leading to its demise.
Mitochondrial poisons target the critical metabolic processes within a cell. Heavy metals and organophosphates like Sarin are examples of agents that bind to enzymes, rendering them inactive. With ATP production impaired, active transport mechanisms fail, and the cell can no longer maintain its ion balance and other critical processes, resulting in cell death. Hence, such poisons have profound effects on the health and functionality of an organism by directly affecting the cellular level.
An understanding of the mechanisms of cell death due to toxic exposure helps predict the outcomes of such poisoning cases. The severity and reversibility of cellular dysfunction depend on the body's ability to overcome the toxicant's effects through repair or adaptation. However, in cases where mitochondrial enzymes are inhibited, the result is often irreversible cell injury or death, thereby compounding the impact on the organism's overall health.
Analyze how sustainable use could preserve biodiversity in hot spots
Which of these microorganisms is most likely to be found in the human stomach?
Passive communicators do all of the following EXCEPT:
Answer:
C.
stand up for themselves when needed
A physician orders morphine for a client who complains of postoperative abdominal pain. for maximum pain relief, when should the nurse anticipate administering morphine?
Answer:clematis once a day
Explanation:
What is the action of the vasopressin hormone released from the client's posterior pituitary gland?
Part b - phases of the cell cycle the cell cycle represents the coordinated sequence of events in the life of a cell from its formation to its division into two daughter cells. most of the key events of the cell cycle are restricted to a specific time within the cycle. in this exercise, you will identify when various events occur during the cell cycle. recall that interphase consists of the g1, s, and g2 subphases, and that the m phase consists of mitosis and cytokinesis. drag each label to the appropriate target. hints at this point, cell commits to go through the cycle. mitotic spindle begins to form. cell divides, forming two daughter cells. dna replicates. non-dividing cells exit cell cycle. centrosome replicates.
What do the respiratory system and cellular respiration have in common?
The respiratory system and cellular respiration have oxygen in common because: Oxygen plays vital roles in both systems.
Oxygen plays an important role in both systems
Respiratory system comprises of organs such as the lungs, blood vessels, airways which enable you to breathe in oxygen and also give out carbon dioxide.
Oxygen is key to the respiratory system as all organs and vessels associated with is works in getting oxygen to the cells of the body, and also giving off carbon dioxide.
In same vein, cellular respiration makes use of oxygen during the breakdown of glucose to release energy as well as carbon dioxide and water.
See attachment for the diagram showing a a simple equation of cellular respiration involving oxygen.
In conclusion, the respiratory system and cellular respiration have oxygen in common because: Oxygen plays vital roles in both systems.
Read more here:
https://brainly.com/question/19805852
Volume can be measured in:
A.centimeters
B.square centimeters
C.cubic centimeters
Amino acids with hydrophobic side chains are often found in the region of an integral membrane protein that spans the membrane. select one:
a. True
b. False
9. The _______ is the temperature to which air must be cooled at constant pressure to reach saturation.
I think its dew point
The PMI of a deeply buried body should show evidence of major _____ decomposition.
A.) microbial
B.) insect
C.) scavenger
D.) mite
Answer:
A.) microbial
Explanation:
PMI is an acronym for the term "Post-mortem internal" that determines the time that has passed since an individual died. This term is highly useful in various sciences, such as forensic science, around the world. The PMI is very important to know the degree of decomposition of a body that I am going to bury. The PMI of a deeply buried body is known to show evidence of increased microbial decomposition.
Which best describes an axon with myelin and an axon without myelin?
Answer:
A
Explanation:
A FOR REAL
two divers are swimming in clear ocean water at a depth of 150 m. The first diver is wearing a white wet suit. When the second diver sees the first diver at that depth, which of the following colors would he see?
If the ecosystem is balanced, which populations should be the largest? Which should be the smallest?