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Murrr4er [49]
3 years ago
13

Compare and contrast the characteristics of the three domains.

Biology
1 answer:
Llana [10]3 years ago
6 0

three domains , archae- 1st appeared, prokaria- not closed by nucleus and eukaria closed by nucleus

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An enzyme is a large molecule.
ruslelena [56]

enzymes are proteins that speeds up the rate of chemical reaction in a living organism . An enzyme acts as catalyst  for specific chemical reaction, converting a specific sets of reactants called substrates into  specific products with out enzymes life would not be exist

Explanation:

Enzymes are identified to catalyze more than 5,000 biochemical reaction types. Most enzymes are proteins, although a few are catalytic RNA molecules. Enzymes' specificity appears in their unusual three-dimensional structures. Like all enzymes, enzymes improve the reaction rate by decreasing its activation potential.

3 0
2 years ago
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When heated too much, enzymes (since they are proteins dependent on their shape) become denatured. When the temperature drops, the enzyme regains its shape. ... Changes in pH will also denature the enzyme by changing the shape of the enzyme. Enzymes are also adapted to operate at a specific pH or pH range.

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3 years ago
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Primary lymphoid organs: These organs include the bone marrow and the thymus. They create special immune system cells called lymphocytes. Secondary lymphoid organs: These organs include the lymph nodes, the spleen, the tonsils and certain tissue in various mucous membrane layers in the body (for instance in the bowel)

Explanation:

hope this helps

5 0
2 years ago
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Plants seemed to evolve in which order?. . .A.angiosperms, gymnosperms, bryophytes. gymnosperms, bryophytes, B. angiosperms. bry
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Explanation:

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