Question

Name two factors which determine the height of an individual.
Name the effect of increased secretion by glands during puberty.

Answer 1

factors which determine the height are 1)proper nutrition
2)height of parents
efect of increased secretion by glands during puberty is growth hairs at different body parts in both males and females

Answer 2

During puberty the human body undergoes several physical changes in the body.

Explanation:

Puberty is the period in which an individual undergies various physical changes and moves to maturation and adult stage which makes them capable of sexual reproduction. Several physical changes in puberty involves increasing height, facial hair growth in males, breats development females, and arrival of menstruation in female. Discussing about the factors affecting height involves DNA, sex, hormones, nutrition and medication.

Explaination of two of the factor affecting height are as following:

1. DNA: DNA is the main factor affecting height of an individual. Height ranges are different for different people depending on their DNA they carrie sfrom their parents.
2. Hormones: The hormones in the body instructs the growth plates to devlop new bones. several hormones growth hormones develops in pitutary gland; Thyroid hormones produced by thyroid gland which affects growth; and sex hormones which involves testosterone and estrogen, important during puberty.

The effect of increased seceretion by glands during puberty allows early maturation of ovaries and testes called sexual precocity. It occurs due the increased secretion of sex hormones from testes, ovaries, and adrenal cortex.

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