Question

5. If two parents are heterozygous for a genetically inherited dominant trait, what is the probability that they will have a child together who has this trait in his or her phenotype?
a. 25%
b. 50%
c. 75%
d. 100%

Answer 1

Hello @ambo15 !

\(\Huge{\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}\color{orange}{\bigstar}\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}\color{orange}{\bigstar}\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}}\\\color{white}{.}\\\Huge\sf\color{blue}{~~~~Welcome~to~OpenStudy!~\ddot\smile}\\\color{white}{.}\\\\\Huge{\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}\color{orange}{\bigstar}\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}\color{orange}{\bigstar}\color{red}{\bigstar}\color{blue}{\bigstar}\color{green}{\bigstar}\color{yellow}{\bigstar}}\)

Answer 2

It would be 75%

Answer 3

HopE if U aRe SatisfieD with ThiS AnsweR, PleAsE ClosE ThiS QuestioN !!

ThanK YoU !! KeeP In ToucH WitH OpeN StuDy !!

Answer 4

@ambo15 Let's actually work through this with a Punnett square. T is dominant and t is recessive. Both parents are Tt.

There we go, 3 that are the dominant phenotype and 1 that is recessive. So, 3/1 or 75/25.