Genetics
Authored by Lisa Thompson
Science
7th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A genotype where only dominant alleles were passed on
from both parents for one trait
BB AA TT LL
Homozygous Recessive
Homozygous Dominant
Dihybrid
Heredity
Tags
NGSS.HS-LS3-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A genotype where only recessive alleles
were passed on from both parents for one trait
bb aa tt ll
Heredity
Homozygous Dominant
Homozygous Recessive
Phenotype
Tags
NGSS.HS-LS3-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
genotype where one dominant and one recessive allele was passed on from both parents for one trait.
Bb Aa Tt Ll
Allele
Homozygous Dominant
Homozygous Recessive
Heterozygous
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The observable traits dictated by the genotype
Phenotype
Genotype
Homozygous Recessive
Homozygous Dominant
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The genetic cross between two parents for one trait:
Example BB x bb
B = dominant for brown
b = recessive for blue
Incomplete Dominance
Dihybrid Cross
Monohybrid Cross
Iron Cross
Tags
NGSS.HS-LS3-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a heterozygous dominant genotype?
GG
gg
GGG
Gg
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
D = dimples d = no dimples
What is the genotype for a homozygous recessive offspring?
DD
Dd
dd
Tags
NGSS.HS-LS3-1
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