What is the primary purpose of a Punnett square?

Mastering Punnett Squares for Genetic Predictions

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

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To calculate the age of a gene
To measure the probability of genetic outcomes
To identify the dominant gene in a cross
To determine the exact genetic outcome of offspring
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a simple Punnett square, what do the letters represent?
Different chromosomes
Different alleles
Different genes
Different species
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the dominant eye color in the example provided?
Blue
Hazel
Green
Brown
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a mother has green eyes (Big G little G) and a father has blue eyes (little G little G), what is the probability of their child having blue eyes?
25%
50%
100%
75%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a Punnett square, what does each quadrant represent?
A 100% chance of a phenotype
A 75% chance of a phenotype
A 25% chance of a genotype
A 50% chance of a genotype
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a possible genotype for offspring from a Big G little G and little G little G cross?
Big G Big G
little G little G
Big G little G
little G Big G
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the genotype ratio for a cross between two heterozygous individuals (Big G little G)?
2:2
1:1
1:2:1
3:1
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