In humans, the allele for dimples (D) is dominant. The allele for not having dimples (d) is recessive. A woman (Dd) and a man (Dd) have four children. What is the phenotypic ratio of the offspring? Group of answer choices

1DD : 2 Dd : 1 dd

3 dimples : 1 no dimples

No dimples

3 dominant : 1 recessive

Part a - prefixes, roots, and suffixes match these prefixes, suffixes and roots to their meanings. phospho- angio- -uria -tropic -phag- a. the word root means blood or lymph vessels. b. the word root means urine. c. the word root means feeding or eating. d. the word root means phosphate or phosphorus. e. the word root means attracted specifically to the specified organ or tissue. part b – match these vocabulary terms to their meanings. gonadotropic polyuria angiotensin ii polyphagia phosphodiesterase upon the release of renin, is produced and stimulates vasoconstriction and the release of aldosterone. fsh and lh are examples of hormones, which target the ovaries or testes. an enzyme that degrades second messengers like camp or cgmp is . overproduction of urine, or , is a sign of diabetes mellitus. overeating, or , is a sign associated with diabetes mellitus.

How does the study of genetic disorders such as pku biologists understand normal alleles?

The first amino acid of a new polypeptide chain is