what does biodiversity describe?
a)the number of species on earth
b)the number of individual organisms on earth
c)the number of populations on earth
d)the number of communities on earth

Drag each label to the correct location on the image. each label can be used more than once. a scientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc

What is the 77 element on the periodtic table

What drives an advertising campaign?