During transcription in an animal cell, an RNA molecule is formed that: A. matches both DNA strands

B. is a matching complement to part of one strand of DNA

C. is double stranded

D. is identical to the DNA strand it copied

maritime tropical may be your answer.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it

69 is the correct math for the amino acids