What color is a plant with the genotype GgAa?

A horticulturist is breeding a new variety of houseplant in which two genes control leaf color. G (allele for green) is dominant to g (yellow) and B (second allele for green) is dominant to b (yellow). The recessive homozygous condition of either gene will mask a dominant allele.

A. green
B. yellow
C. an intermediate yellow-green
D. variegated (yellow and green spots or stripes)
E. The color cannot be determined with the information given.


A. green

Biology & Microbiology

You might also like to view...

Sperm mature in the

a. epididymus. b. seminal vesicles. c. vas deferens. d. prostate gland. e. bulbourethral gland

Biology & Microbiology

Myoglobin supplies ____ to fuel muscle activity

a. oxygen for aerobic respiration b. phosphate for ATP formation c. direct energy for white muscle fiber contraction d. glucose for lactate fermentation e. glucose for aerobic respiration

Biology & Microbiology

The genes involved in tumorigenesis constitute a specific subset of the genome whose products are involved in which of the following activities?

a) apoptosis b) adhesion of a cell to its neighbors c) all of the choices are correct d) repair of DNA damage e) progression of a cell through the cell cycle

Biology & Microbiology

The predictable rate of ____________________ allows scientists to estimate the age of a rock or fossil by examining its isotope content.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology