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madam [21]
2 years ago
14

Substances that plug up an enzyme's active site are ________.

Biology
1 answer:
Lubov Fominskaja [6]2 years ago
4 0
I think this should be the enzyme inhibitors. These are molecules that binds to an enzyme and as a result reducing enzyme activity. Enzyme inhibitors may be either competitive or non-competitive depending on their mechanism of action. Enzyme inhibitors prevent the formation of an enzyme-substrate complex and hence prevent the formation of a product. The inhibition may be either reversible or irreversible depending on the specific effect of the inhibitor being used 
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2 years ago
Soil classification is partially determined by the presence of organic material, such as humus. Which would have more humus—a
Lapatulllka [165]

Answer: Correct options are A, C and D

A. a forest because it has more trees to provide plant litter

C. a forest because it has more animals to mix the soil

D. a forest because the trees prevent rain from reaching the soil

Explanation:

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Deserts, unlike forests have minimal life activities (as few plants and animals thrive in it). Thus, forests have more humus than deserts.

5 0
3 years ago
Read 2 more answers
You are examining offspring (zygotes) of females that may have one or more copies of a recessive mutation in a maternally active
irinina [24]

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Explanation:

In maternal recessive mutation both the alleles are mutant and exhibit mutant phenotype. The mutated alleles are present as homozygous.

From the definition it is concluded that:

first case, homozygous zygote is mutant phenotype

second case, heterozygous zygote not mutant phenotype

in third case, heterozygous zygote not mutant phenotype.

             

4 0
3 years ago
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mrs_skeptik [129]
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