Prior to birth, stretching of the cervix by the baby's head stimulates the release of

A) colostrum.
B) oxytocin.
C) prolactin.
D) estrogen.
E) progesterone.


B

Biology & Microbiology

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When atoms gain or lose electrons, they become negatively or positively charged. These negatively or positively charged atoms are known as

A. isotopes. B. ions. C. isomers. D. unstable atoms.

Biology & Microbiology

The opening at the base of the cranium through which the spinal cord passes.

A) Sacrum
B) Metatarsals
C) Carpals
D) Foramen magnum
E) Tarsals
F) Femur
G) Osteoblasts
H) Temporal
I)  Lumbar
J) Osteoclasts
K) Pubic symphysis
L) Humerus

Biology & Microbiology

Energy captured during the "photo" part of photosynthesis is stored ________________ during the "synthesis" part of the process

A. as high energy electrons B. in carbon atoms C. in covalent bonds D. a and c E. b and c

Biology & Microbiology

Finding a specific clone in a library does NOT require

A. probes. B. restriction enzymes. C. radioactive or fluorescent compounds. D. nutrient plates. E. DNA binding filters.

Biology & Microbiology