During pregnancy, a maternal antibody transported across the placenta to the fetal bloodstream can cause a problem if the mother ____.
A. has passed on any teratogens
B. and baby have different Rh factors
C. is producing HCG
D. smokes during pregnancy
E. uses alcohol during pregnancy
Answer: B
Biology & Microbiology
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When the chromosomes do not separate properly it is called ________
a. nondisjunction b. polyploidy c. monosomic d. trisomic e. aneuploidy
Biology & Microbiology
The type of cell labeled 5 in Figure 43-5 is:
a. an amacrine cell.
b. a bipolar cell.
c. a ganglion cell.
d. a cone.
e. a horizontal cell.
Biology & Microbiology
Which cellular protein is found in desmosomes?
A) tubulin B) occludins C) dynein D) cadherins E) connexons
Biology & Microbiology
How do the flowers of wind-pollinated plants differ from those of insect-pollinated plants?
What will be an ideal response?
Biology & Microbiology