When a cross is made between AaBb x AaBb, what fraction of the offspring is able to produce a genotype that is heterozygous for both characteristics? A.3/16
B.9/16
C.1/16
D.4/16

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence