North Carolina State University at Raleigh GN 301 Test 3 NCSU | Questions with 100% Verified Answers | Latest Update

North Carolina State University at Raleigh GN 301 Test 3
NCSU | Questions with 100% Verified Answers | Latest
Update
Question:
Do linked genes follow Mendel's Law of Independent Assortment?

Answer:
No.


Question:
Law of Independent Assortment

Answer:
the migration of alleles of one gene into the gamete does not influence the migration of alleles at a
second gene


Question:
If the genes are located on different chromosomes, they will...

Answer:
...assort independently, producing all four gamete types in equal frequency.


Question:
If the genes are located on the same chromosome...

Answer:
...the non-crossover types (parental) are more frequent than the cross-over types (recombinant) of
gametes.


Question:
The frequency of crossing over depends on the...

Answer:
...distance between the genes: the closer they are to each other, the less likely a cross- over is to
occur.


Question:
Long arm of a chromosome

Answer:
"Q arm"


Question:
Short arm of a chromosome

, Answer:
"P arm"


Question:
Map distances are measured in what units?

Answer:
centi-Morgans (cM)


Question:
ABO blood group

Answer:
3 alleles 4 possible phenotypes 6 possible genotypes


Question:
possible phenotypes

Answer:
A, B, O, AB


Question:
possible genotypes

Answer:
AA, AO, BB, BO, AB, OO


Question:
Immunogenetics

Answer:
genetics involving the body's natural defense against diseases and infection


Question:
antibody

Answer:
coded for by genes, made in response to the entry of a foreign protein


Question:
antigen

Answer:
seen as "foreign", substance that stimulates production of an antibody