LS3.B - Variation Of Traits - Level 3 Question Preview (ID: 62474)


LS3.B - Variation Of Traits - Level 3. TEACHERS: click here for quick copy question ID numbers.

Variation among individuals of the same species can be explained by __________.
a) genetic and environmental factors
b) genetic factors and recombination
c) mutations and environmental factors
d) mutations and genetic factors

__________ reproduction results in offspring with identical genetic information and __________ reproduction results in offspring with more genetic variation.
a) asexual; sexual
b) sexual; asexual
c) sexual; sexual
d) asexual; asexual

changes in the genetic material
a) mutations
b) chromosomes
c) variations
d) environmental factors

the genetic process by which one chromosome breaks off and attaches to another chromosome during reproductive cell division
a) recombination
b) mitosis
c) meiosis
d) asexual reproduction

different versions of the same gene
a) alleles
b) chromosomes
c) offspring
d) mutations

threadlike structures made of DNA molecules that contain the genes
a) chromosomes
b) proteins
c) alleles
d) all of the answer choices

Any difference between individuals of the same species.
a) variations
b) mutations
c) alleles
d) traits

A process that involves only one parent and produces offspring that are identical to the parent.
a) asexual reproduction
b) sexual reproduction
c) inheritance
d) recombination

A process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents
a) sexual reproduction
b) asexual reproduction
c) recombination
d) inheritance

In sexually reproducing organisms, individuals have two of each chromosome and hence two __________ of each gene, one acquired from each parent.
a) alleles
b) DNA
c) offspring
d) mutations

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