Which of the following statements about phenotypes and genotypes is false?
A.)Phenotype can be changed by the environment,
B.)Genotype affects phenotype by providing the instructions for making proteins.
C.)Phenotype is an organism's visible characteristics.
D.)An organism's phenotype is only made up of genes and alleles.

Previous pagenext pagepage 3 ofquestion 3 (1 point)which of the following consist of cells that do not have a nucleus? of the above

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae