Biotech Review #3

Name the lab technique that produced this

(a)  

What are we looking at?

• DNA segments that are separated by size

• Chromosomes

• Recessive genes

• Dominant genes

In order to produce these fragments, DNA must first be cut. What is used to cut DNA?

(a)  

What are some applications for this technology? Select all that apply.

• To compare DNA in forensic cases.

• Missing person cases.

• To show evolutionary relationships (how species are related)

• To locate genes of interest based on size.

What is this called?

• electrophoresis

• karyotype

• dna fingerprinting

• cloning

What is this technique used for?

• To locate gene mutations

• To locate chromosomal mutations

Choose the correct disorder based on these results.

• Trisomy 13 - Patau syndrome

• Trisomy 18 - Edwards syndrome

• XXY - Klinefelter's syndrome

• Trisomy 21 - down syndrome

Male or female?

• Male

• Female

What is a possible explanation?

• The environment can sometimes affect gene expression

• Ice may cause mutations

• The ice induced frostbite.

• Rabbits do not like cold weather.

Male or female?

• Male

• Female