In dogs, black fur (B) is dominant over yellow fur (b). A heterozygous black dog is mated with a yellow dog.
Do a punnett square to show the cross and predict the offspring (phenotypes and genotypes)
What is Bb x bb?
G= 1:2:1
P= 3 black 1 yellow
An aquatic arthropod called a Cyclops has antennae that are either smooth or barbed. The allele for barbs is dominant. In the same organism, resistance to pesticides is a recessive trait. Make a “key” to show all the possible genotypes (and phenotypes) of this organism.
What is B=Barbed b=smooth R=No resistance r =Resistance?
These special types of proteins help to unzip DNA and match up complementary nucleotide bases during DNA replication and protein synthesis.
What are enzymes?
A disease that results in a change in the shape of hemoglobin in red blood cells due to a point mutation.
What is sickle cell anemia?
The name for long chains of amino acids that form during protein synthesis.
What are polypeptides?