The embryo develops into a fetus while it is within the 

A. ovary.
B. cervix.
C. vagina.
D. uterus.


D. uterus.

Biology & Microbiology

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All of the following are true about this image EXCEPT:

a. DNA replication has occurred. b. One pair of homologous chromosomes is present. c. The trait represented is heterozygous. d. The genotype is either pp or PP.

Biology & Microbiology

A situation in which the birth rate equals the death rate is called:

a. an intrinsic limiting factor b. exponential growth c. saturation d. zero population growth e. geometric growth

Biology & Microbiology

Cell cycles of early embryonic animal cells are unusual because they have

a. no G1 or G2. b. an elongated G1 and G2. c. a short S. d. a much shortened M.

Biology & Microbiology

Freshwater lakes in temperate regions will turn over in the ____.

A. fall only B. winter only C. spring only D. summer only E. fall and spring

Biology & Microbiology