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Otrada [13]
3 years ago
5

In how many different ways can 7 swimmers be lined up for a race? 5040 42 332 72

Biology
1 answer:
egoroff_w [7]3 years ago
6 0

Answer:

72

Explanation:

I have answered this question on its learning

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A medical test indicates that a patient has a defective protein. This
OleMash [197]

Answer:

number of nitrogen bases

Explanation:

<em>The correct answer would be the number of nitrogen bases.</em>

<u>A defective protein is usually caused by mutation, which is defined a change in the DNA sequence of an organism.</u>

Mutation can occur in a variety of ways including:

<em>1. Deletion of nucleotide base sequence in the DNA</em>

<em>2. Addition (insertion) of nucleotide base sequence in the DNA</em>

<em>3. Duplication of nucleotide sequence in the DNA</em>

<u>A change in number of phosphate molecules, sequence of subunits DNA and sequence of sugar molecules if possible in nature, do not lead to mutation if the change does not affect the sequence of DNA.</u>

Hence, the correct option is number of nitrogen bases.

6 0
3 years ago
What is a difference between prokaryotic and eukaryotic cells?
GenaCL600 [577]

Answer:

<em><u>Eukaryotic cells</u></em> contain membrane-bound organelles, such as the nucleus, while <em><u>prokaryotic cells</u></em> do not. Differences in cellular structure of prokaryotes and eukaryotes include the presence of mitochondria and chloroplasts, the cell wall, and the structure of chromosomal DNA.

4 0
3 years ago
Read 2 more answers
What does earth have that makes it different from other planets
Anestetic [448]

Answer:

Life, water, huge population of living organisms, biodiversity of species.

Explanation:

Earth is the only planet in our solar system that can maintain living organisms. It is the only planet in our solar system that is suitable for humans and animals to live on. Only planet with water suitable for a human/animal to drink. Many different types of species and organisms live on earth. And there is a large amount of living organisms living on earth.

Hope this helps!

6 0
2 years ago
A microscope has an ocular objective of 10x and a high
wolverine [178]
50x + 10x would = 60x
8 0
2 years ago
Gw3reqeqagawggggggggggggggggggggggggggg
alexgriva [62]
Hey?! Not sure how to respond to this?
3 0
3 years ago
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