What are alleles?

The Role of Alleles in Genetics and Traits

Interactive Video
•
Biology, Science, Other
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Different genes from different species
Matching genes from both parents
Genes that do not affect biological functions
Identical genes from one parent
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do dominant alleles affect traits?
They have no effect on traits
They only affect hair color
They are always recessive
They can override recessive alleles
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a dominant allele?
Allele for red hair
Allele for green eyes
Allele for brown eyes
Allele for blue eyes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a genotype?
A type of allele
The physical appearance of an organism
The genetic makeup determined by allele pairs
A disease caused by alleles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do alleles influence our health?
They only determine eye color
They have no impact on health
They influence disease risk and medication reactions
They only affect physical traits
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of recessive alleles?
They have no genetic function
They are overridden by dominant alleles
They always determine traits
They are more common than dominant alleles
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of alleles in our DNA?
To produce only recessive traits
To eliminate genetic variations
To determine our physical traits and health
To create identical genes
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