How do mutations lead to genetic variation?
a.
by changing the organism's appearance
b.
by producing random changes in an organism's genetic code
c.
by changing the way that the organism reproduces
d.
by changing the organism's behavior

The body is protected against harmful flu viruses by

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

Does anyone know what a poms statement is for biology? i don't know what it is and i have an assignment on it tomorrow, will award the best answer a brainliest!