LifeSci Chapter 6 Vocab Question Preview (ID: 35186)


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one form of a gene for a particular trait
a) allele
b) genotype
c) X chromosome
d) recessive

the study of the inheritance of traits from one generation to the next
a) genetics
b) recessive
c) Y chromosome
d) purebred

having identical alleles for a particular trait (e.g. TT or tt)
a) purebred
b) genetics
c) Y chromosome
d) hybrid

having two different alleles for a particular trait (e.g. Tt)
a) hybrid
b) recessive
c) Y chromosome
d) purebred

the characteristic that is expressed in the present of one or no recessive alleles
a) dominant
b) genotype
c) Y chromosome
d) hybrid

the characteristic that is expressed only when the dominant allele is absent
a) recessive
b) dominant
c) X chromosome
d) phenotype

the physical expression of an organism’s genes; what the organism actually looks like because of its combination of genes
a) phenotype
b) recessive
c) X chromosome
d) dominant

an organism’s genetic makeup; the combination of alleles the organism possesses
a) genotype
b) purebred
c) Y chromosome
d) recessive

contains the genes that determine that a mammal or human is female
a) X chromosome
b) genotype
c) Y chromosome
d) purebred

1contains the genes that determine that a mammal or human is male
a) Y chromosome
b) recessive
c) genotype
d) X chromosome

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