PP 3 Genes, Evolution & Health

Question 1

What is the Hardy-Weinberg model?

Answer 1

Allele & genotype frequencies remain same gen-to-gen

Question 2

Homozygotes lack proper functioning _____

Answer 2

Red blood cells

Question 3

What is the problem with sickled cells?

Answer 3

inefficient at transporting Oxygen

Question 4

What are some symptoms of blocked arterial blood flow?

Answer 4

schemia, pain, infection, acute chest syndrome, stroke

Question 5

What is HLA? What does it do?

Answer 5

Human Leukocyte Antigen System and it is a Pathogen defense, self-ID, tissue rejection system

Question 6

What is FOP?

Answer 6

Fibrodysplasia ossificans progressive (FOP): inflammatory disease
Causes bones in Spine/Vertebrae to fuse: Reduces flexibility

Question 7

What causes fibrodysplasia?

Answer 7

HLA-B27

Question 8

What regulates cell division?

Answer 8

p53

Question 9

What are HOX/ Homeobox genes?

Answer 9

distinct group of homeobox genes regulating growth
All Hox genes are homeobox genes
Not all homeobox genes are Hox gene

Question 10

T/F: All homeobox genes are HOX genes

Answer 10

False not all homeobox genes are Hox gene

Question 11

What is microbiota?

Answer 11

Microbiota: microorganisms residing in You

Question 12

What is a microbiome?

Answer 12

Combined DNA of all microorganisms in You

Question 13

What does your microbiome do?

Answer 13

Metabolizes drugs
Detoxifies carcinogens
Stimulates gut cell proliferation
Activates & supports immune system
Displaces unwanted disease-causing bacteria