Heredity

Heredity

6th - 8th Grade

20 Qs

quiz-placeholder

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Heredity

Heredity

Assessment

Quiz

Science

6th - 8th Grade

Hard

Created by

Lindsay Pattison

Used 37+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An allele whose trait always shows up in an organism when the allele is present is a

recessive allele

dominant allele

phenotype

genotype

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Punnett squares are useful because they show the

actual results of a genetic cross.

effects of mutations.

possible results of a genetic cross.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An organism's genotype is its

physical appearance.

genetic makeup.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For codominant traits, heterozygroups organism have a phenotype that shows

only the dominant alleles.

only the recessive alleles.

both alleles.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the body cell of an organism has 16 chromosomes, how many chromosomes do the the sex cells have?

32

16

8

23

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The different forms of a gene are called

mutations.

heterozygous.

alleles.

homozygous.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An organism that has two different alleles for a trait is

heterozygous.

homozygous.

mutation.

meiosis.

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