Maddox and Maecy both carry alleles for brown hair. Their 4-year-old son, Drake, also has brown hair. Therefore, Drake is ______ the trait of brown hair.

A. homozygous for
B. heterozygous for
C. a carrier of
D. recessive for


Answer: A

Psychology

You might also like to view...

Describe and give examples of these terms: use, experimental substance use, social substance use and abuse

What will be an ideal response?

Psychology

Which statement about the characteristics of women having legal abortions is true?

a. Over 80% are age 20 and under. b. Over 80% are beyond the 12th week of pregnancy. c. Over 80% have had one or more previous abortions. d. Over 80% were unmarried.

Psychology

The fact that your abilities can be altered with experience underlies the concept of plasticity

a. True b. False Indicate whether the statement is true or false

Psychology

Hector believes that words are for talking about people’s feelings and needs. His vocabulary consists of many social formulas and pronouns. Hector uses __________

A) infant-directed speech B) telegraphic speech C) a referential style D) an expressive style

Psychology