Genes do not retain their individual identities generation after generation since human offspring are a blend of their mother and father’s DNA.

In what type of organism was the CRISPR-Cas9 system discovered?

In both mitosis and meiosis, the chromosomes are duplicated only once in interphase.

You are attempting to link an individual to a crime. The only evidence you have is a tiny drop of blood which was amplified (made more) and analyzed. The results are below. According to the DNA sequences shown below, who committed the crime? Source of sample DNA sequence 1 DNA Sequence 2 DNA sequence 3 Blood on victim 15,16 9,10 7, 8 Suspect #1 15, 16 9,10 7, 8 Suspect #2 14,16 10, 11 9, 10  

The human genome contains approximately ________ genes.

Use the diagram below to answer the following question. This image represents_______________________.     

An individual with the blood group genotype iAiB has the phenotype AB. What is the relationship between the iA and iB alleles?

The protein spikes on the surface of a virus:

If guanine makes up 60% of the bases in a DNA double helix, what percent of the bases is adenine?

Use the diagram below to answer the following question. What phase of mitosis is shown below?