Which event would most likely cause a change in
a genetic sequence in an organism?
(1) eating certain foods high in saturated fats
(2) strenuous physical activity
(3) exposure to radiation
(4) a sudden exposure to cooler temperatures

Consider an organism that is eukaryotic, found in both unicellular and multicellular forms, may resemble a plant but is not photosynthetic, has chitin in its cell walls, and absorbs organic nutrients from decomposing material in the environment. this organism would be classified as which of the following types of organisms? a. fungib. protozoac. bacteriad. archaea

Anita thinks that she has heterozygous alleles for red hair.if she is correct, which of these diagrams best illustrates anitas alleles pf red hair

Explain why it’s important for scientists to study the sun. list at least two challenges researchers face when examining earth’s nearest star.