Which professional sports league had no African American players until 1950? Question 8 options:

A)

NBA

B)

NHL

C)

MLB

D)

NFL

Ireally need to know this answer asap

Which of these contraceptive methods would be most beneficial for a female who wishes to avoid side effects or surgery?

Which of the following processes within viral replication is the greatest source of genetic variation in rna virus populations? a) high mutation rate due to lack of proofreading of rna genome replication errors.b) transcription from the host cell rna polymerase introduces numerous mutations.c) capsid proteins from the host cell can replace the viral capsid.d) viral rna is translated by host cell ribosomes.