Genotypes

Genotypes

9th - 12th Grade

12 Qs

quiz-placeholder

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Genotypes

Genotypes

Assessment

Quiz

Science

9th - 12th Grade

Easy

NGSS
HS-LS3-2, HS-LS4-3, HS-LS3-1

Standards-aligned

Created by

Jennifer Degutis

Used 4+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

heterozygous

RR

rr

Rr

Answer explanation

Heterozygous refers to having two different alleles for a trait. In this case, 'Rr' represents one dominant allele (R) and one recessive allele (r), making it the correct choice. 'RR' and 'rr' are homozygous.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

homozygous recessive

RR

rr

Rr

Answer explanation

The term 'homozygous recessive' refers to an organism with two identical recessive alleles. In this case, 'rr' represents homozygous recessive, while 'RR' is homozygous dominant and 'Rr' is heterozygous.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

homozygous dominant

RR

rr

Rr

Answer explanation

The term 'homozygous dominant' refers to an organism with two identical dominant alleles. In this case, 'RR' represents homozygous dominant, while 'rr' is homozygous recessive and 'Rr' is heterozygous.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

homozygous dominant

TT

tt

Tt

Answer explanation

The term 'homozygous dominant' refers to an organism with two identical dominant alleles. In this case, 'TT' represents homozygous dominant, while 'tt' is homozygous recessive and 'Tt' is heterozygous.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

homozygous recessive

TT

tt

Tt

Answer explanation

The term 'homozygous recessive' refers to an organism with two identical recessive alleles. In this case, 'tt' represents homozygous recessive, while 'TT' is homozygous dominant and 'Tt' is heterozygous.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

heterozygous

TT

tt

Tt

Answer explanation

A heterozygous genotype consists of two different alleles for a trait. 'Tt' represents one dominant allele (T) and one recessive allele (t), making it heterozygous. 'TT' and 'tt' are homozygous genotypes.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the genotype for a homozygous recessive trait?

AA

aa

Aa

Answer explanation

The genotype for a homozygous recessive trait is represented by two lowercase letters, indicating that both alleles are recessive. Therefore, the correct answer is 'aa', while 'AA' and 'Aa' represent dominant or heterozygous traits.

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