Using the letter b= black hair and b= brown hair. what is the genotypes of the following dogs?
(a) homozygous dominant
(b) heterozygous (c)homozygous recessive

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.

Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall

How would the function of synovial joints be changed if they lacked joint cavities and the bones were united instead?