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BARSIC [14]
3 years ago
14

How much does the average human brain weigh

Biology
1 answer:
amm18123 years ago
3 0
The adult human brain weighs about 3 pounds (1,300-1,400 g)
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Evolutionary relationships between organisms are determined by.
Georgia [21]

Answer:

hope you like it

Explanation:

A molecular clock determines evolutionary relatedness by examining how many mutations or random changes in DNA, there are between two organisms. When we map the relatedness of different organisms, we are creating a phylogenetic tree. At some point, all organisms that are alive today shared a common ancestor.

4 0
3 years ago
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Virus can remain inactive within the body for many years......T or F
liq [111]

Answer:

true

Explanation:

while it may stay inactive, it will stay in the body for many years

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3 years ago
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sort the items according to whether they may be found only in free virus particles, only in uninfected host cells, or in both vi
andrey2020 [161]
The correct answer for the question that is being presented above is this one:
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3 0
3 years ago
Organic matter in soil is also called _____.
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Answer:

The correct answer would be humus.

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It is very for the soil as it adds moisture to the soil, enhances the structure of the soil which increases the aeration and drainage.

It favors the growth of organisms (such as earthworm) helpful for the growth of plants and adds lots of nutrients to the soil, specially nitrogen.

In contrast, loam is a type of soil which is composed of silt, sand, and clay in 40-40-20 ratio. Regolith referred to the superficial layer covering the solid rocks or bedrock. It is formed by the accumulation of soil, dust, broken rocks etc on the bedrock.

Lastly, talus referred to the slope which is formed by deposition of shattered rock debris at the base of a cliff.

7 0
3 years ago
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Sammy has to draw a labeled diagram of female reproductive organs in angiosperms. she labels the organs as ovary, stamen, stigma
swat32
<span>Stamen produces pollen so the best answer is stamen.
I hope it helped :)</span>
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3 years ago
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