Dna replication is facilitated by the fact that the base on one strand of the double helix (t, for example) always has the same partner (a, in this case) on the other strand. this feature of dna is called:

Amines amides and amino acids are categories of

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%