I'm pretty sure the answer would be A. Chromosomes contain one or more genes.
Fossils fuels are bad for the environment because it emits air pollutants that are bad. When fossil fuels are burned it causes something called Sulfur dioxide, which causes acid rain.
An endoskeleton of calcified cartilage
<span>While the open ocean produces little in terms of biomass, it contributes a great amount to the biosphere because of its serving as a habitat for small, primary producers as well as playing a big role in geochemical cycling.</span>
Answer:
c I think because I remember this from a while ago
