Which of the following statements are true about elements? Choose the two correct answers

Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.

Ture or false evidence for evolution includes millions of fossils