Waec Model Questions Vol1 2019 Biology Question 16

Practice objective / multiple choice question 16 from the 2019 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2019 Biology Objective / Multiple Choice Medium Difficulty
Question 16 WAEC_MODEL_QUESTIONS_VOL1 • 2019 • BIOLOGY • objective

In corn, kernel colour is controlled by two genes: C (colour) is dominant over c (colourless), and W (white) is dominant over w (yellow). The presence of at least one C allele gives colour, but if the genotype is cc the kernels are colourless regardless of the W gene. A plant heterozygous for both genes (CcWw) is crossed with a plant homozygous recessive for colour (ccww). What proportion of the offspring will have white coloured kernels?

Answer Options

A. 1\/8
B. 3\/4
Correct Answer C. 1/4
D. 1\/2
Correct Answer
C
Correct Option:
1/4

About This Question

This is Waec Model Questions Vol1 2019 Biology Question 16. It is a objective / multiple choice question from the 2019 Waec Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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