An error in the dna checkpoints by dna polymerase during dna replication could pass on to future offspring only if

a) the mutation occurred in the gametes
b) mutations caused by dna polymerase won’t pass on to offspring
c) the mutation was caused by an environmental mutagen in the liver cells
d) the mutation occurred in the skin cells

all of the following are examples of environmental mutagens except

a) pesticides
b) x-rays
c) viruses
d) sunlight

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

An animal cell (left) and a plant cell (right) are shown.which organelle, labeled x in the diagram, is found in both plant and animal cells?