What did the structure of dna's double helix suggest about dna's properties? select all that apply. select all that apply. dna can be replicated by making complementary copies of each strand. dna can change. errors in copying can result in changes in the dna sequence that could be inherited by future generations. dna is found in the nucleus. dna stores genetic information in the sequence of its bases?

Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

Dna replication or repair occurs in a cell in all of thw following situations except when