3rd LONG TEST

Which of the following statements is TRUE?

• FSH and LH are released in both sexes

• Only males produce testosterone.

• Only females produce estrogen

• Hormone secretion stops at the age of 40.

Which of the following produces estrogen?

• Adrenal cortex

• Ovaries

• Placenta in pregnant women

• all of the above

Which is NOT a reproductive hormone?

• Estrogen

• Insulin

• Progesterone

• Testosterone

Which physiological changes is stimulated by estrogen

• Widening of the hips

• Development of breasts

• Some body hair growth

• All of the above

Approximately how often is an egg released from the ovaries in a female?

• Every 15 days

• Every 27 days

• Every 28 days

• Every 30 days

Which of the following is NOT a component of the DNA?

• Alkaline group

• Nitrogenous base

• Phosphate group

• Sugar group

Which type of mutation occurs when one or more DNA pairs is added?

• Deletion

• Insertion

• Substitution

• Inversion

Which enzyme functions to separate the two strands of DNA during transcription?

• Amylase

• Helicase

• Ligase

• Polymerase

Which is NOT an evidence of evolution?

• Comparative anatomy

• Fossil records

• Genetic information

• Melting of glaciers

Which species according to molecular biology has the gene sequence which is closely Let’s Evaluate 15 related to human DNA?

• Chimpanzee

• Gorilla

• Koala

• Orangutan