Which change in dna will cause a heritable germline mutation?

a. the sugar phosphate backbone of dna in bone cells breaks due to exposure to x-rays.

b. thymine dimers form in the dna of a skin cell due to exposure to uv light.

c. a dna replication error occurs in a sperm-producing cell.

d. an error occurs during transcription of the dna in a liver cell.

How do symptoms created by inflammation the doctor

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis