14.1 Part 1

Presentation

•

Biology

•

9th Grade

•

Practice Problem

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Easy

Crissie Kayser

Used 32+ times

FREE Resource

17 Slides • 10 Questions

Multiple Choice

Alleles are what?

Alleles are the physical traits of an organism.

Alleles are the same as chromosomes.

Alleles are proteins that help in gene expression.

Alleles are different forms of a gene.

Multiple Choice

The specific characteristic of an organism is known as the

feature

attribute

characteristic

trait

Multiple Choice

The first generation of offspring in a genetic cross are the

P1 generation

F2 generation

F1 generation

Parental generation

Multiple Choice

The second generation of offspring in a genetic cross are the

F2 generation

P generation

F3 generation

F1 generation

Multiple Choice

Alleles represented by a capital letter are

recessive alleles

dominant alleles

incomplete alleles

neutral alleles

Multiple Choice

Alleles represented by a lowercase letter are

dominant alleles

homozygous alleles

heterozygous alleles

recessive alleles

Multiple Choice

Homozygous means

Having two different alleles for a specific gene.

Having one allele for a specific gene.

Having no alleles for a specific gene.

Having two identical alleles for a specific gene.

Multiple Choice

Heterozygous means

An organism with two different alleles for a gene.

An organism with three different alleles for a gene.

An organism with no alleles for a gene.

An organism with two identical alleles for a gene.

Multiple Choice

What you see in an individual from their alleles is the

phenotype

DNA sequence

chromosome

genotype

Multiple Choice

The allele pairs of an individual are the

genotype

phenotype

chromosome

allele

Predict the outcome of a cross of a dad who is homozygous dominant for hair color brown (BB) and a mom who is homozygous recessive for hair color red (bb)

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