Answer:
A.The hole in the ozone layer
Explanation:
• Montreal protocol is an international treaty that was signed to control the use of substances that are resulting in the depletion of the ozone hole.
This treaty was signed in the year 1987 and became effective form 1989.
• Since the time that this treaty has come into force, there has been a significant improvement in the ozone hole that was observed over Antarctic as it's size has decreased.
• This improvement has been possible because the treaty helped to phase out chemicals such as chlorofluorocarbons, carbon tetrachloride, etc. that are responsible for ozone hole depletion.
B. Herbivorous.
Hope this helped!:)
The lysine amino acid will provide a positive charge to the active site. If this mutation changed all of the lysine amino acids to aspartic acid, it will produce an enzyme having a negative charge.
<h3>Mutations and amino acids</h3>
A mutation is any alteration in the nucleotide (DNA) sequence of the genome of an organism.
A mutation that alters the active site of an enzyme will invariably affect its catalytic activity.
A mutation that involves a change in lysine (positive) to aspartic acid (negative) will produce a protein having a net negative charge.
Learn more about mutations here:
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Answer: Hello again The answer you clicked on is correct btw. Its long hair
Explanation:
The alleles would be Ll when the offspring is born and it would only be short hair if it was ll. Anything with capital “L” in it would be a long hair.
