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Snowcat [4.5K]
4 years ago
6

4. Who would you expect to be most at risk for developing the bone disease rickets?

Biology
1 answer:
nataly862011 [7]4 years ago
8 0

Answer:

a.) Children born to mothers with dark skin, living far from the equator.

Explanation:

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Feliz [49]

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The answer is gene flow

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8 0
3 years ago
Which of the following describes a relationship of mutualilism?
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Answer:

Option A. Oxpecker birds eat parasitic ticks off the backs of zebras, is the correct statement for Mutualism.

Explanation:

Oxpecker birds is a special type of bird which feed on the parasites that are present on the surface of zebra. These parasites causes harm to the zebra. Oxpecker birds free the zebra from the parasite while the zebra provides food to the oxpecker bird and both get benefit from each other. So it is Mutualism relationship.

Option D. A tapeworm latches itself in the intestines of a rat, feeding off all the nutrients eaten by the rat, is a type of parasitism relationship.

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4 years ago
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1. A tree root breaking a rock into smaller fragments is an example of both _______ and mechanical weathering.
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  1. biological
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  3. acids
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3 years ago
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Please help science grade 7
sladkih [1.3K]

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i dont get this i would be able to help cause im in 8th but i dont get what ur supossed to do

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4 0
3 years ago
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How do decomposers conserve mass? They create new mass as old organisms die. They recycle mass back into the ecosystem. They des
jek_recluse [69]

Answer:

B- They recycle mass back into the ecosystem

"When decomposers eat off of dead plants and animals, they are recycling it and turning it into nutrients for other plants. It’s a continuous cycle that prevents the build up of waste."

Explanation:

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