Mendelian genetics
9 practice questionsBiologyStep-by-step solutions
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1
An organism that carries two identical alleles for a particular gene is said to be:
A.Heterozygous
B.Homozygous
C.Recessive
D.Polygenic
2
What phenotypic ratio is expected from a monohybrid cross Tt × Tt?
A.1:1
B.3:1
C.9:3:3:1
D.2:1
3
The observable physical characteristics of an organism are called its:
A.Genotype
B.Phenotype
C.Allele
D.Chromosome
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