2 years ago

Acid rain is wearing away at a statue in the town square. What process is causing this?

1 answer:

7 0

Weathering, acid rain can mostly destroy like stone, I suggest you look up pictures of acid rain and how it affects (limestone)

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What is the relationship between a gene and a allele

Flura [38]

The picture I have inserted from my notes should help with genes.
Alleles are two different forms of a gene.

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3 years ago

Calculate the average pulse rate before exercise for this group, to the nearest tenth

Lera25 [3.4K]

It's 46.2 (add all together then divide by 5 as there's five numbers)

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2 years ago

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Which of the following tags should be used to retrieve information from a

Viefleur [7K]

Answer:

<em>The correct option is A. Nucleotide sequence, human, hemoglobin</em>

Explanation:

If the segment of the DNA for the human gene is known then it will be very easy to find the gene on a database. The tags which should be used will be the nucleotide sequence, where the known sequence shall be mentioned.

Then we will choose the tag for the organism which is humans in this case. Then we will select the tag for the protein which is made by the nucleotide sequence, which is protein in this case. Hence, option A is the correct answer.

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2 years ago

What does it mean to be selectively or semi permeable?

Mama L [17]

Semi permeable means that some things can go in and out of the cell, but some cannot. Permeable means it allows things to pass through it, so semi permeable means only some things pass through.

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2 years ago

Consider the mammalian heart. why is the muscular wall of the left ventricle thicker than that of the right ventricle? the left

Julli [10]

The left ventricle must contract with more force in order to send blood to the body's extremities

I hope this helps! I'm happy to answer any other questions you might have :)

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2 years ago