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svp [43]
4 years ago
9

Adjacent cells can signal others by direct contact, while nearby cells that are not touching can communicate by the release of _

_________ signals.A. paracrineB. autocrineC. peptideD. endocrine
Biology
1 answer:
lana [24]4 years ago
5 0

Adjacent cells can signal others by direct contact, while nearby cells that are not touching can communicate by the release paracrine signals.


Hope this helps,

Davinia.

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Which is true of the light reaction of photosynthesis?
krek1111 [17]

Answer:

Answer: The correct option is C) It produces ATP.

Photosynthesis is the process by which green plants prepare their own food using CO₂ and H₂O in the presence of sunlight. It is primarily divided into light reaction and dark reaction.

The light reaction takes place in the thylakoid membranes of the chloroplast. In this reaction, energy from sunlight is captured by the chlorophyll pigment via a series of chemical reactions. This results in the formation of two high energy chemical compounds, which are ATP and NADPH.

These compounds are further used in the dark reaction for the synthesis of food ( which is glucose).

Thus, it produces ATP is true for the light reaction of photosynthesis.

3 0
3 years ago
__________ is required for collagen synthesis, and a deficit of it results in a condition called scurvy.
iren [92.7K]

Answer:

Vitamin C

Explanation:

Vitamin C is known as the ascorbic acid performs various functions in humans and is present as the constituent of the skin epidermis.

Vitamin C protects the skin from photodamage caused by the harmful UV radiations and helps in the synthesis of collagen, a type of connective tissue in the human body. Vitamin C is involved in the hydroxylation of collagen synthesis which is important for the support of the epidermis and extracellular stability.

The deficiency of Vitamin C causes scurvy characterized y the fragility of blood vessels and bleeding.

Thus, Vitamin C is the correct answer.

7 0
4 years ago
Select the correct answer from each drop-down menu. location is the position of a place in relation to another place. It is expr
astraxan [27]

Answer:

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Explanation:

7 0
3 years ago
Which term names two chromosomes that look alike under a microscope?
Naily [24]
I believe the term for two similar chromosomes would be homologous chromosomes.
7 0
3 years ago
Read 2 more answers
Which statements apply to comets? Check all that apply.
lora16 [44]

Answer:

formed of ice, rock, and dust

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Explanation:

Comet is a smaller celestial body which is mainly composed of ice and dust.

The other components of this comet are rocks and gas.

When any comet approaches a sun it can deliver a tail of dust or gas.

hope this will help you

5 0
3 years ago
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