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spayn [35]
3 years ago
5

Which gas is the most abundant of the trace gases? A. nitrogen B. oxygen C. argon D. carbon dioxide

Biology
2 answers:
jarptica [38.1K]3 years ago
5 0
I believe A. Nitrogen is the most abundant Gas.
pickupchik [31]3 years ago
3 0
Trace gas means gases that exist in small amounts usually in a sample. In this case, while nitrogen is the most abundant gas in air, the most abundant trace gas is C. argon. Argon comprise a very small amount in air but among them all, this one has the highest percentage among them.
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6 0
3 years ago
The non-mendelian inheritance pattern observed in snail coiling is most related to ______.
monitta

The  non Mendelian inheritance pattern observed in snail coiling is most related to maternal inheritance.

<h3>Why is genetic inheritance important? </h3>

Genetic inheritance is necessary for evolutionary change. It describes how genes are passed from one generation to the next.It might consequently initially seem surprising then, that genetic inheritance itself is rarely inculded in life research.  

The phenotype controlled by organelle genes exhibit maternal inheritance.The classic phenotype which exhibits maternal effects is coiling direction of snail shell.The phenotype that is seen in the offspring is controlled by the genotype of the mother.

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6 0
2 years ago
Need help on checking my answers! The ones circled in yellow are the ones that I believe the answers are. Please and thank you (
Nana76 [90]

Answer:

I believe it is the chloroplast

3 0
3 years ago
Which of these is NOT a major function of the respiratory system?
Law Incorporation [45]

Answer:

A. It aids in the sense of smell

Explanation:

Among the main functions of the respiratory system are the obtaining of the oxygen from the external environment and give it to the cells. Also it is in charge of eliminating from the body the carbon dioxide produced by the celular metabolism. Those are the main functions.

8 0
3 years ago
What would be required to prove that a phenotype is caused by an epigenetic change?A-The phenotype must be heritable with modifi
wel

Answer:

Option (A).

Explanation:

Epigenetics may be defined as the study of the heritable phenotype changes that do not change the sequence of DNA. The gene activity or gene expression changes in epigenetics. Environment may also brings the changes in gene expression.

The change in phenotype of the individual must be inherited in epigenetic changes. The chromatin must be modified but the nucleotide sequence remains unaltered in epigenetic changes.

Thus, the correct answer is option (A).

3 0
3 years ago
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