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andreyandreev [35.5K]
3 years ago
13

Read the following summary, which describes blood flow and heart output in space. Then, answer the question.

Biology
1 answer:
Darina [25.2K]3 years ago
7 0

Explanation:

respiration because it's about blood circulation

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Name and describe three groups of protozoans
monitta

Answer:

(1) Amoeboid protozoans or sarcodines

They are unicellular, jelly-like protozoa found in fresh or sea water and in moist soil.

(2) Flagellated protozoans or zooflagellates

They are free living, non-photosynthetic flagellates without a cell wall.

(3) Ciliated protozoans or ciliates

They are aquatic individuals that form a large group of protozoa.

Explanation:

hope this helps :}

7 0
3 years ago
The role of pigments in the photosynthesis reaction is to
pashok25 [27]

Answer:

Option A, Start the reaction by absorbing light energy

Explanation:

Chlorophyll is a green color pigment in plant that helps in entrapping sunlight. Being green in color, it absorbs the blue and red light and reflects the green light. The molecules of chlorophyll gains energy from sunlight and then jumps to higher energy levels by the process known as photo excitation. These excited molecules get ionized to further initiate the process of photosynthesis.

Hence, option A is correct.

4 0
4 years ago
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In this case, matter and energy is absorbed.
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3 years ago
Which of the following statements is true?
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Answer:

C Matter and energy can be credited or destroyed

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Porque el ventriculo izquierdo tiene una pared muscular mas potente que la del ventriculo derecho?
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<span>Because the left ventricle has a stronger muscular wall than the right ventricle?</span>
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