According to genetic evidence, the migration of H. sapiens out of Africa replaced other human populations, including Neanderthals and H. erectus, leading to their extinction
a. True
b. False
Indicate whether the statement is true or false
True
Biology & Microbiology
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This defect means that there is a problem at the level of __________
a. nucleotides b. amino acids c. triglycerides d. glucose molecules
Biology & Microbiology
The RNA world proposal suggests that the first information molecules were ____
a. transfer RNA b. ribosomes c. messenger RNA d. ribozymes e. unpaired strands of DNA
Biology & Microbiology
A great adaptive radiation of mammals began about ____ million years ago
a. 25 b. 65 c. 95 d. 125 e. 165
Biology & Microbiology
Pre-mRNA is ____________________ and ____________________ before it becomes mRNA and
moves to the cytoplasm. Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology