9. The energy an organism requires to transport materials and eliminate wastes is obtained directly from 1. hormones
2. ATP
3. DNA
4. starch

There are only about 250,000 known fossil species. true or false

Aquantity of gas has a volume of 18 m3 and an absolute temperature of 225 k. when the temperature of the gas is raised to 380 k, what is the new volume of the gas? (assume that there’s no change in pressure.)

Rna primer constructed during dna replication needs to be replaced because rna differs from dna. it contains ( adenine, cytosine, uracil ) instead of ( adenine, guanine, thymine ).