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ozzi
3 years ago
7

Which of the following is a biotic factor of an ecosystem? *

Biology
2 answers:
Charra [1.4K]3 years ago
7 0

A.) Grass I did the test and its grass.

Hope this Helped!:)

Ipatiy [6.2K]3 years ago
6 0
The correct answer is A. grass
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Why are mutations that alter the amino acid sequence usually harmful?
OlgaM077 [116]

Answer:

This probably because they destroy a given character or give rise to a new one.

Explanation:

 Alteration here are the permanent changes found in the DNA structure. And are totally inheritable. An example is the case of sickle cell anaemia and haemophilia. People with this anaemia trait hardly live and reproduce even though they do not show ill effects.

 Therefore, this mutation alteration is harmful because they destroy a given character.

4 0
3 years ago
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Many diseases are caused by a disruption in the metabolism of glycogen, which can lead to an excess of glycogen being stored in
Jobisdone [24]

If there is too much of glycogen and fat stored in a cell can be toxic. It damages the organs and leads to diseases.

Explanation:

Glycogen is stored in the liver or muscle tissue, the diseases affect functioning of the liver, kidney and the muscles. These diseases are mainly caused by genetic enzyme that is inherited from both parents.

The glycogen storage diseases are Von Gierke disease, Pompe's disease, Cori's disease, Hers' disease. The symptoms of this glycogen storage diseases are Low blood sugar, An enlarged liver, A swollen belly, weak muscles.

It is a metabolic disorder caused by enzyme deficiencies affecting glycogen synthesis in muscles.

3 0
3 years ago
Suppose there are two genes on two different chromosomes, one gene called G and the other called D. An individual has the genoty
Ronch [10]

Answer:

as the question does not contains image i have  already mentioned the link to image in ask for detail section therefore i will answer according to that image.

the answer is "B"

Explanation:

Because before crossing over but after duplication both chromosomes will have same alleles as GgDd therefore according to the image the answer will be option "B". as this option showed duplicated chromosomes.

7 0
3 years ago
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An error in which macromolecule is the cause of hermophia
kiruha [24]
In hemophilia A it’s caused by a mutation in the gene for factor VIII. Hemophilia B is a result in a deficiency in factor IX due to a mutation in its corresponding gene.

In both cases, it is a mutation in the DNA (the macromolecule).
8 0
3 years ago
Plasmodium is an organism with both sexual and asexual life cycles. Describe the most likely cause of a heritable phenotypic cha
hjlf

Answer:

Mutation.

Explanation:

Mutation in the organism's DNA that is passed on to the offspring is that main cause of heritable phenotypic change in some members of a population that reproduces asexually. Repeated exposure of Plasmodium that is sensitive to artesunate strain to increasing dosage of artesunate led to the development of resistance in plasmodium because the genetic mutation occur in the plasmodium that provide resistance against artesunate.

3 0
3 years ago
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