Biology: Ch. 34-35 Review

Which choice is a chemical messenger that can directly influence gene expression?

• nonsteroid hormone

• steroid hormone

• ATP

• cAMP

A modified fatty acid that is released by a cell and affects local cells and tissues is likely a(n)

• nonsteroid hormone

• steroid hormone

• prostaglandin

• exocrine secretion

Hormones that help regulate blood calcium levels are produced by the

• posterior pituitary

• thymus

• pancreas

• parathyroid gland

Tags

NGSS.HS-LS1-3

Which hormone influences a person's rate of metabolism?

• PTH

• aldosterone

• thyroxine

• calcitonin

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NGSS.HS-LS1-3

The diagram shows the female reproductive system. Which structure is indicated by the number 2?

• uterus

• Fallopian tube

• ovary

• cervix

Which male reproductive structure releases sperm into the urethra?

• epididymis

• vas deferens

• prostate gland

• testis

Another name for a fertilized egg is a

• gastrula

• placenta

• zygote

• blastocyst

Fertilization usually occurs in the

• uterus

• vagina

• Fallopian tube

• ovary

After the eighth week of development, the human embryo is known as a(n)

• zygote

• infant

• fetus

• morula

Any change, other than an injury, that disrupts the normal functions of a person's body systems is a

• disease

• pathogen

• toxin

• vector

Tags

NGSS.HS-LS1-3