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Airida [17]
2 years ago
10

If you think of the earthworm body plan as a drinking straw within a pipe, where would you expect to find most of the tissues th

at developed from endoderm? A. lining the straw B. lining the space between the pipe and the straw C. forming the outside of the pipe D. forming the outside of the straw
Biology
1 answer:
Otrada [13]2 years ago
5 0

Option (A) lining the straw is correct.

<h3>What is the anatomy of Earthworm?</h3>
  • An earthworm is a terrestrial invertebrate and a member of the phylum Annelida.
  • They have a tube-within-a-tube body structure, corresponding external and internal segmentation, and typically include setae on each segment.
  • They can be found wherever the soil, water, and temperature permit.
  • The body of an earthworm is composed of a digestive tube and a thick cylindrical muscular tube that forms the body.
  • The body is divided into segments, and furrows on the surface of the body serve as markers for the segment boundaries.
  • The top of the first segment, which encloses the mouth, is a lobe made of muscle and flesh.

Learn more about Annelida here:

brainly.com/question/28099509

#SPJ4

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Answer:

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Explanation:

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A neurotransmitter can have an excitatory or inhibitory effect on the postsynaptic cell, depending on <u>which of its </u><u>receptor(s</u><u>) are present on the </u><u>postsynaptic</u><u> (target) cell.</u>

<h3>How do excitatory and inhibitory neurotransmitters act?</h3>

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Learn more about neurotransmitter in brainly.com/question/9725469

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6 0
2 years ago
SOMEONE PLZ HELP ASAP
ivann1987 [24]

Answer:

A

Explanation:

Golgi apparatus, a membrane-bound organelle with cisternae, delivers proteins and lipids from the endoplasmic reticulum to where they are needed- such as for secretion outside the cell. Fused vesicles with proteins/lipids that pinch off from the <em>trans</em> end of the ER fuse with the <em>cis</em> end of the Golgi apparatus delivering the ‘cargo’. The proteins/lipids are then given post-translation modified and ‘marked’ for different deliveries. At the trans end of the Golgi apparatus, the vesicles pinch-off with the modified proteins and transported to their destination.

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What determines how fast or slow a population grows
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