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zmey [24]
3 years ago
9

How does an enzyme speed up a chemical reaction? Enzymes:

Biology
1 answer:
earnstyle [38]3 years ago
8 0
A. they lower the activation energy so less energy is needed
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A few years ago Robert noticed a few gray hairs. A little frustrated, he was able to isolate and pluck them out one by one; howe
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Answer:

c. mid-adulthood

Explanation:

This stage of life when gray hairs  become overwhelming in number and he has more gray hairs than brunette( brown hair) is called middle adulthood. Middle adulthood spans from 20 to 40 years of life which may be defined differently for different culture and country.

Robert is in his late mid adulthood somewhere near 40 at this age hair generally grow grey.

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A three banded isoenzyme pattern with a 1:2:1 intensity ratio indicates a ________________ protein.
djverab [1.8K]

A three banded isoenzyme pattern with a 1:2:1 intensity ratio indicates a <u>dimeric</u> protein.

  • Isozyme is a multimeric forms of enzyme having similar specificity of the substrate but differences in kinetics and molecular weights of the enzymes.
  • The banding patterns of isozyme observed from electrophoresis is related to the genetic conditions in which different combination of polypeptide chains exhibited under the mendelian principles.
  • Hence with the intensity of 1:2:1 ratio, three banded phenotypes are formed having two homomeric and one heteromeric form from the dimeric protein in both multiple alleles at single loci and multiple /single allele at multiple loci.

Learn more about Isoenzyme on brainly.com/question/13030441

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7 0
2 years ago
How do rivers become larger as they travel across land?
lions [1.4K]

Answer:

Groundwater rises, adding water to rivers.

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Tributaries combine, adding water to rivers.

Ice sheets melt slowly, adding water to rivers.

Rainfall in an area increases, adding water to rivers.

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What 2 things carry away from cells
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The blood carries carbon dioxide away from the cells

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chrosomes are found insise the______ of a cell. They are ______ pairs of chromosomes in every human body cell. One of each pair
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23 pairs nucleus parents and dna

i know that the 23 pairs is right and i also think that the rest is right to

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