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Vlada [557]
3 years ago
13

What is a host cell?

Biology
2 answers:
Andrei [34K]3 years ago
7 0
An animal or plant on or in which a parasite or commensal organism lives.
Fed [463]3 years ago
4 0
A host cell is an animal or plant
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Where in the chloroplast does the photo part of photosynthesis occur?
Alekssandra [29.7K]

Answer:

Photosynthesis happens when water is absorbed by the roots of green plants and is carried to the leaves by the xylem, and carbon dioxide is obtained from air that enters the leaves through the stomata and diffuses to the cells containing chlorophyll.

Explanation:

:)

3 0
3 years ago
Bear pigmentation is subject to epistasis of the B alleles by the d alleles. B (black) is dominant over b (brown). D is dominant
White raven [17]

Answer:

9/16 black, 3/16 brown, 4/16 white

Explanation:

             BD         Bd          bD         bd

BD     BBDD      BBDd     BbDD     BbDd

Bd      BBDd      BBdd     BbDd      Bbdd

bD      BbDD     BbDd      bbDD     bbDd

bd       BbDd    Bbdd       bbDd     bbdd

A punnet square can be described as a diagram which is made to predict the genotype as well as the phenotypes of the offsprings of a cross.

To study the epistatis nature of the pigmentation in bear, a punnet square was made and the results of the punnet square are shown above.

The results of the punnet square show that the cross between two bears will have the chances of producing 9/16 black bears, 3/16 brown bears and 4/16 white bears.

4 0
3 years ago
What is produced by the body to help neutralize acidic conditions
kenny6666 [7]
Bile neutralises the stomach acid.
4 0
3 years ago
What does a trace fossil look like?​
Arisa [49]

Answer:

Trace fossils include footprints, trails, burrows, feeding marks, and resting marks.

Explanation:

6 0
3 years ago
Brian indicates that the mutation is in a gene found in the mitochondrial DNA. What does Brian mean by that and why did he signi
vovangra [49]

Answer:

Change occur in the genetic makeup.

Explanation:

Brian means that the change occur in the genetic makeup of the mitochondrial DNA that change the structure as well as the function ability of mitochondria which is responsible for the generation of energy for the cell. The mitochondrial DNA are passed from mother to offspring through the egg cell. He signify mitochondrial DNA because the change occur only in the mitochondrial DNA not in the whole organism's DNA.

6 0
3 years ago
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