Modern Genetics
Authored by Alunza Spivey
Science
7th Grade
NGSS covered
Used 129+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these traits is controlled by a gene with multiple alleles?
straight hairline
smile dimples
widow's peak
blood type
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are multiple alleles?
more than 2 genes that control a trait
three or more forms of a gene that code for a single trait
three or more chromosomes that determine a trait
more than 2 codominant genes in a chromosome
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these human traits is altered by variations in environment?
hairline
height
smile dimples
blood type
Tags
NGSS.HS-LS3-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What factors can affect a person's height?
genes only
both genes and environmental factors
a person's blood type
a person's karyotype
Tags
NGSS.HS-LS3-2
NGSS.HS-LS3-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which combination of sex chromosomes results in a male human being?
XX
YY
XY
either XX or YY
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a geneticist use a pedigree?
to create genetic crosses
to replicate identical strings of DNA
to prove that sex-linked traits are caused by codominant alleles
to trace the inheritance of traits in humans
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is pedigree?
a chart that tracks which members of a family have a particular trait
a geneticist who studies the inheritance of traits in humans
a picture of all the chromosomes of a cell
an allele passed from parent to child on a sex chromosome
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