Chromosomes synapse and cross over. 

A change in chromosome number can be attributed to _________.

Write   as an expression with u(t-a)

 An aquatic arthropod called Cyclops has antennae that are either smooth or barbed. The allele for barbs (B) is dominant over smooth (bb). In the same organism, Non-resistance to pesticides (N) is dominant over resistance to pesticides (nn).   A Cyclops that is resistant to pesticides and has smooth antennae is crossed with one that is heterozygous for both traits.  What are the genotypes for the P1? [BLANK-1][BLANK-2]

Which represents recessive hair color with dominant eye color? test cross.jpg

Transcription of a DNA molecule with a nucleotide sequence of AAA-CAA-CTT results in an mRNA molecule with the complementary sequence of ______________.

DNA wound around histone proteins is/are called ________.

How did Mendel produce peas with traits from two different “true breeding” parents?

In the image, what is the purpose of the “Exon”? exons.jpg

   Using the following chart, code the amino acid sequence. C-C-T-C-G-A-T-G-G-T-A-A [BLANK-1][BLANK-2][BLANK-3][BLANK-4] Code Chart.jpg