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