A scientist using systematics relies on which of the following?
Answer: Homology
Biology & Microbiology
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In principle, a type II restriction endonuclease with an 8-nucleotide recognition sequence should cut 1 in every 48 nucleotide positions
Indicate whether the statement is true or false.
Biology & Microbiology
Organisms that obtain heat primarily from internal physiological sources are called ____
a. endotherms b. isotherms c. exotherms d. ectotherms e. allotherms
Biology & Microbiology
Human chorionic gonadotropin signals the placenta to produce large amounts of estrogen and progesterone Indicate whether the statement is true or false
Biology & Microbiology
Which mutant gene is responsible for resistance to HIV in some humans?
A. CCR5 B. HIV-1 group O C. HIV-group M D. SIV
Biology & Microbiology