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avanturin [10]
3 years ago
7

Why do parasitic flatworm not need a digestive system

Biology
1 answer:
Natali [406]3 years ago
3 0
Parasitic Flatworms do not have a digestive system because they do not need to digest there food. They just suck in nutrients already digested by the host they are in.
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A large plant population may impose selective pressure on a smaller, isolated group of plants, resulting in a change in allele d
iragen [17]

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5 0
3 years ago
Find the area o o
scoundrel [369]

Answer:

585 cm²

Explanation:

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height= 13 cm

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8 0
3 years ago
When nitrate is reduced to dinitrogen gas (n2), nitrogen is removed from the ecosystem and returned to the atmosphere through a
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The answer is:  "<span>denitrification" .
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Knowing how food choices impact the function and productivity of cells, why do you think it is important to maintain a healthy d
Scilla [17]

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Explanation:

3 0
3 years ago
"How many bubbles would both plants produce at the following depths: - 13 meters, 20 meters, 28 meters"
sdas [7]

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39, 45

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In 13 meters depth, there are 39 bubbles produced per plant in one minute and 45 bubbles are formed per plant in one minute. In the depth of 20 meters, there are 27 bubbles produced per plant in one minute and 42 bubbles are formed per plant in one minute. In 28 meters depth, there are 6 bubbles produced per plant in one minute and 7 bubbles are formed per plant in one minute.

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