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Leno4ka [110]
3 years ago
9

What is the functional role of telomeres? select the two correct statements. select the two correct statements. telomeres provid

e a protective "cap" on the ends of linear chromosomes, that distinguishes normal chromosome ends from ends generated by double-stranded chromosome breaks. telomeres attract replication enzymes and thereby serve as the replication origins. telomeres prevent topoisomerase enzymes from sliding out of the dna double-helix. telomeres allow chromosome end-to-end fusion which is essential during metaphase of mitosis. telomeres provide a mechanism for replication of the ends of linear chromosomes?
Biology
1 answer:
gizmo_the_mogwai [7]3 years ago
8 0
<span>Teleromes provide a protective cap on the ends of linear chromosomes and are atypical to most prokaryotes, which are circular chromosomes. Teleromes also function as the gatekeepers to prevent topoisomerase enzymes from sliding out of the dna double-helix.</span>
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Based on the food web diagram, label the following statements as true or false. Drag "True" or "False" to the end of each statem
inessss [21]

Answer:

Phytoplanktons are producers

Squid are secondary consumers

Leopard seals are quaternary consumer

Explanation:

Phytoplanktons are producers because this are small plants that produce their own food by the process know as photosynthesis

Consumers are organisms that depends on plants for survival. They cannot produce their own food like plants. Fish are primary consumers because they eat plants. When Squids eat fish , squid is considered a secondary consumer because they eat  the primary consumer.

Leopard seals are quaternary consumer because they are at the top of the food chain or the tertiary consumer. They eat the primary and the secondary consumer

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3 years ago
Which organelle is responsible for producing the energy for cellular processes? in an animal cell
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3 years ago
Thermoreceptors in the hypothalamus sense the temperature of the blood. When blood temperature begins to decrease, the hypothala
Airida [17]

Answer:

The correct answer is option Complex neuroendocrine response.

Explanation:

Hypothalamus is the thermostat of the body as it regulates and maintains body temperature by responding to external signals or stimuli and adjusts the body temperature in a close one to two degree of 98.6 degree.

The regulation involves a different type of endocrine hormones and thyroid gland and receptors that help in signaling the increase or decrease of body temperature it involves neurons and hormones.

Due to the response of thermoreceptors and hormones is known as the neuroendocrine response. Hypothalamus Involves two or more hormones and several steps it known as a complex response.

Thus, the correct answer is a Complex neuroendocrine response.

8 0
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liubo4ka [24]

Photorespiration limits casualty products of light reactions that build up in the absence of the Calvin cycle. In many plants, photorespiration is a problem because on a hot, dry day it can drain as much as 50% of the carbon fixed by the Calvin cycle.  The closing of stomata reduces access to CO2 and causes O2 to build up. These conditions favor a seemingly not useful process called photorespiration.  In most plants (C3 plants), initial fixation of CO2, via rubisco, forms a three-carbon compound.  In photorespiration, rubisco adds O2 instead of CO2 in the Calvin cycle. Photorespiration eats up O2 and organic fuel and releases CO2 without producing ATP or sugar. Photorespiration can evolve relic because rubisco first evolved at a time when the atmosphere had far less O2 and more CO2. 

4 0
3 years ago
Which of the following nerves is responsible for hearing and balance?
jeka94

Answer:

b. Vestibulocochlear nerve

Explanation: is correct

5 0
3 years ago
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