Which of the following have a thicker muscular wall?
a. arteries
b. veins
c. capillaries
A
Biology & Microbiology
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Once implanted, the blastula releases which of the following hormones?
a. estrogen only b. all of the choices c. progesterone only d. human chorionic gonadotropin (HCG) only
Biology & Microbiology
Which of the following are sugar-transporting cells in angiosperms?
a) parenchyma cells b) tracheids and vessel elements c) sieve-tube elements d) collenchyma cells e) clerenchyma cells
Biology & Microbiology
The arguments supporting spontaneous generation were finally disproved by
A) Louis Pasteur. B) Francesco Redi. C) Rudolf Virchow. D) John Needham. E) Lazzaro Spallanzani.
Biology & Microbiology
All animals have cell junctions.
Answer the following statement true (T) or false (F)
Biology & Microbiology