How many chromosomes are there in a normal human body cell?
Correct answer D. 46
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Correct answer D. 46
Correct answer C. 9:3:3:1
Correct answer C. Exchange of chromosomal material
Correct answer C. Incomplete dominance
Correct answer A. Backcross
Correct answer A. Genotype
Correct answer B. Muton
Correct answer D. Recon
Correct answer C. Episome
Correct answer D. Affects more than one character
Correct answer A. The failure of homologous chromosomes to separate during meiosis
Correct answer B. 1:1
Correct answer A. Grasses
Correct answer D. The seven characters he studied were on different chromosomes
Correct answer D. History of development of larger biological units
Correct answer A. Back crossing
Correct answer B. Amorph
Correct answer B. The environment affects the expression of genetic characters
Correct answer B. 23
Correct answer B. Dominant lethal genes in homozygous individuals