Aresearcher was performing a test to check the effect of induced point mutation. but the experimental mouse could not survive. what might be the reason for this? a: it was a lethal mutation. b: the conditions were not suitable to the mouse. c: mutation lead to chromosomal duplication

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

In what cells is the human genome located?

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?