Which of the following can be used to cut DNA so it can be studied?

A. restriction enzymes

B. gel electrophoresis

C. karyotypes

D. haplotypes

Gronckles: Gronckles are gigantic dragons. Gronckles have a gene that controls the trait of size. There are 2 variations of that gene: the B allele and the b allele. The B allele expresses the trait of big wing.

Where does alcohol fermentation occur?

75% rose comb 25% single comb In chickens rose comb (R) is dominant to single comb (r). A homozygous rose combed rooster is mated with a single combed hen. All of the chicks in the F1 generation were kept together as a group for several years.

In the form of gene therapy used successfully for severe combined immunodeficiency syndrome, the genetic engineering of human cells is done by

Why do scientists think that the thinning of the ozone layer might be related to cfc?

8. What might happen if you didn't run a fever when you got sick?

A cell begins to send out incorrect chemical signals to neighboring cells. During which phase of the cell cycle did the cause of the change most likely happen? G1 phase G2 phase M phase S phase

Which of these organisms needs care from its parents after birth? A. frog B. turtle C. mouse D. snake

Variant Creutzfeldt-Jakob disease, listeriosis, anthrax, and E. coli 0157-H7 infections all have which of the following in common? a. All four diseases can be transmitted from cattle to humans b. All four diseases are caused by bacteria c.

Which layer of skin contains a large amount of adipose tissue?