What si the difference between homozygous and heterozygous?

How is the carbon cycle related to global warming ?

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)