If a testcross for two different traits produces more nonrecombinant than recombinant offspring, then the alleles for the two traits
A. are dominant.
B. are on the same chromosome.
C. are on different chromosomes.
D. are epistatic.
E. are both dominant and on the same chromosome.
B. are on the same chromosome.
Biology & Microbiology
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Answer the following statement true (T) or false (F)
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The exoskeleton of insects is composed mainly of what material?
A. chitin B. calcium carbonate C. hydroxyapatite D. collagen E. waxes
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The primary function of the endosperm is
a. protection. b. reproduction. c. growth. d. food storage. e. water absorption.
Biology & Microbiology
A chlorine atom has 17 protons and 18 neutrons. What is its atomic mass?
a. 1 amu b. 17 amu c. 18 amu d. 35 amu e. 306 amu
Biology & Microbiology