During prophase, the parent cell chromosomes — which were duplicated during S phase — condense and become thousands of times more compact than they were during interphase. ... Cohesin forms rings that hold the sister chromatids together, whereas condensin forms rings that coil the chromosomes into highly compact forms.
Answer:
Tightly packed group of older stars large grouping of more than two stars loose, disorganized star cluster held together by gravity large collection of stars, gas, and dust held together by gravity
Explanation:
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Gametes are formed after the cell reproduction process mitosis.
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Answer:
Enzyme catalase is affected by high temperatures
Explanation:
Enzymes are organic catalysts which are protein in nature therefore they are sensitive to changes in temperature. Most enzymes have an optimum range of temperature between 35-40°c.
As temperature is increased, the optimum temperature is reached where the rate of reaction is maximum. When beef liver is boiled, hydrogen peroxide is not broken down because higher temperatures denature enzymes making them non effective.
Answer AND Explanation:
The thyroid gland secretes thyroxine, an iodine-containing hormone. The thyroxine stimulates carbohydrate, protein and lipid metabolism in most organs and tissues of the body. It has a general effect of increasing the metabolic rate. Deficiency of iodine in the diet causes the disease called goitre. This is characterized by an enlargement of the thyroid gland.
