Amoebic dysentery is caused by which of the following?

a. fungi
b. viruses
c. protists
d. bacteria

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What is the next step in muscle contraction after the actin changes shape? (apex)

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.