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Juli2301 [7.4K]
3 years ago
12

In this field of sunflowers, variation exists. Some flowers are tall, others short, and finally some plants are an intermediate

height. The tallest plants shade the shorter; the taller plants are pollinated first. Over time, we might expect this field of sunflowers to be mostly tall. According to this scenario, identify the type of reproduction and list the processes that aid in variation.
Biology
2 answers:
Ede4ka [16]3 years ago
8 0

Answer: Its C not A I just had this question on a test

vichka [17]3 years ago
5 0

Answer:

C

Explanation:

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A certain species of bacteria, Halobacterium, has a photosynthetic membrne that is colored purple. Its photosynthetic action spe
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Answer:

Blue and red

Explanation:

<em>Action spectrum is the region of light that is utilized for photosynthesis by photosynthetic organisms. </em>

According to several research, the rate of photosynthesis in green plants is highest in red region of light, followed by blue region.

<em>If Halobacterium's photosynthetic action spectrum is the opposite of green plants and photosynthetic organisms, it means the rate of photosynthesis in  Halobacterium will be highest in blue light, followed by red.</em>

The answer is blue and red.

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Which of the following is NOT a process farmers used long ago to increase the food supply?
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Answer:

b. diverted streams for irrigation

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Based on the energy pyramind seen here, which group of organisms is the primary consumer?
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It would be c) insects and zooplankton

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The movement of water in or out of the cell membrane without the use of ATP.
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The answer is Osmosis because its the only one that has anything to do with water
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A nurse is discussing the care of a patient with cancer with a nursing student. The patient is about to begin chemotherapy with
dalvyx [7]

Answer:

a."Alkylating agents are toxic to tissues that have rapidly dividing cells."

Explanation:

In the given example the patient is about to begin chemotherapy with a bifunctional alkylating agent.

when the two dna strands are cross linked they will not separate for dna replication which will halt the cell division process so rapidly dividing cells will stop dividing and die

Moreover,Chemotherapeutic agents, also known as antineoplastic agents, are used to prevent the growth of fast-growing cells, usually in the sense of malignancy, directly or indirectly.

Therefore, Chemotherapeutic agents are Alkylating agents that are toxic to tissues that have rapidly dividing cells

So, this statement by student indicates an understanding of his chemotherapeutic agent.

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