Images of unreplicated chromosomes that allow researchers to organize and identify each chromosome, as well as missing or extra chromosomes is called a(n) ________.
A. amniocentesis
B. caricature
C. chorionic villus sampling (CVS)
D. karyotype
Answer: D
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Plants with ____ life cycles typically ____
a. annual; lack secondary growth b. biennial; die after one growing season c. perennial; lack secondary growth d. perennial; lack primary growth e. annual; do not reproduce
In Yellowstone National Park, the reintroduction of wolves has led to
A) increased fruit consumption in elk. B) a decrease in deciduous tree growth. C) a decrease in the elk population. D) an increase in the elk population.
The antrioventricular node fires after the sinoatrialnode.
a. true b. false
If a cell has 32 chromosomes prior to S and undergoes mitosis followed by cytokinesis, each new daughter cell will have how many chromosomes?
A. 64 B. 8 C. 16 D. 32