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Mandarinka [93]
3 years ago
6

If an organism that use photosynthesis has its source of light

Biology
1 answer:
N76 [4]3 years ago
6 0

Answer:

1 or A

Explanation:

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Compositional layers are determined by their components, while mechanical layers are determined by their physical properties.
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Sarah turns quickly and sees the soccer ball hurtling toward her face. She blinks and ducks for cover. During this reaction, Sar
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Answer:

The correct answer is: C.

Explanation:

  • The given situation is the example of a Reflex Action.
  • Reflex action can be defined as an action shown in response to a sudden stimulus.
  • The CNS or the Central Nervous System is comprised of the Brain and the Spinal Cord which receives the Sensory impulses from the Receptor organ, integrates or decides on the response which needs to be provided and then sends the Response impulses to the Effector organ.
  • The PNS or the Peripheral Nervous System is comprised of the sensory and motor neurons those are responsible for connecting the Sensory organ and the Motor organ to the CNS, respectively.
  • In the situation, Sarah's eyes perceives the ball and sends sensory impulses through the optic nerve containing the sensory neurons (PNS) to the spinal cord.
  • The spinal cord possess inter-neurons (CNS) that decides over the action to be done in response to the stimulus.
  • The Response stimulus is send from the inter-neurons via the motor neurons (PNS) to the eye muscles of Sarah and Sarah performs the action, that is, she blinks.
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3 years ago
Which statement best explains why water is essential for all living things?
seraphim [82]
Living organisms needs water to survive. fresh water also carries fresh nutrients.
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Why would scientists be more confident in one explanation than another?
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Answer:

They might have more evidence for one thing than another

Explanation:

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What is this ???? Who will solve it ?? Solve it quickly
Digiron [165]

Answer:

Gray (or Grey) Matter-the darker tissue of the brain and spinal cord, consisting mainly of nerve cell bodies and branching dendrites.

White Matter-he paler tissue of the brain and spinal cord, consisting mainly of nerve fibers with their myelin sheaths.

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