Punnett squares
Complete a Punnett square for SS and ss.
What is... Ss, Ss, Ss, Ss?
Tom has a big nose (BB). Zendaya also has a big nose (Bb). What are the possibilities of their children's genotypes?
What is... BB, BB, Bb, Bb?
A pair of alleles that are the same are called _______.
What is... homozygous?
Hh, Zz, Ee. Each of these are ______.
What is... heterozygous?
Complete a Punnett square for Gg and Gg.
What is... GG, Gg, Gg, gg?
Travis is homozygous for brown hair. His wife Taylor is homozygous for blonde hair. Brown hair is dominant over blonde hair. What are the possible genotypes of their children?
What is... Bb, Bb, Bb, Bb?
A pair of alleles that are different are called ______.
What is... heterozygous?
KK, QQ, uu. Each of these are ______.
What is... homozygous?
Complete a Punnett square for someone who is heterozygous tall and someone who is homozygous short.
What is... Tt, Tt, tt, tt?
Patrick is heterozygous for brown eyes. His wife Brittany has blue eyes. What percentage of their children will most likely have brown eyes? What percentage will most likely have blue eyes?
What is... 50% brown and 50% blue eyes?
A _____ trait is a trait that is hidden by the dominant gene.
What is... recessive?
How many chromosomes do we have?
What is... 46?
Complete a Punnett square for someone who is homozygous for green eyes and someone who has blue eyes. Green is dominant over blue.
What is... Gg, Gg, Gg, Gg?
Dak and Sarah both have dark skin, but each of them carries a recessive trait for light skin. What are the chances that their children will have dark skin? Light skin?
What is... 75% dark skin and 25% light skin?
The _____ is the genetic makeup of an organism. It describes a pair of alleles.
What is... genotype?
A gene or trait is called an _____.
What is... allele?
The offsprings are Zz, Zz, zz, zz. What are the genotypes of the parents?
What is... Zz x zz?
Justin is heterozygous for big lips. His wife Hailey also has big lips, but one of their children has small lips. What is his wife's genotype?
What is... Bb?
______ is simply the expression of the genotype. It is how the trait is expressed (ie. dark hair, tall, big lips, etc.)
What is... phenotype?
What is the name of the scientist who experimented with pea plants to help us understand genetics.
Who is... Gregor Mendel?