Exercise: Animal Biotechnology Chromosomes

Questions for: Animal Biotechnology Chromosomes

In a dihybrid cross, the progeny of an Fl individual (hetero2ygous for both characters) will show a phenotypic ratio of
A:
1:1:1:1
B:
1:2:2:1
C:
9:3:3:1
D:
3:1:1:3
Answer: C
No answer description is available. Let's discuss.
A map of chromosomes that utilizes cloned and sequenced DNA fragments rather than genetic markers is known as
A:
a physical map
B:
a genetic map
C:
a cloning map
D:
none of these
Answer: A
No answer description is available. Let's discuss.
Which of the following denotes a pair of contrasting characters?
A:
Alleles
B:
Phenotype
C:
Homozygous
D:
Genotype
Answer: A
No answer description is available. Let's discuss.
If two genes show 50% recombination
A:
they are on different chromosomes
B:
they are on same chromosome but far apart
C:
both (a) and (b)
D:
they are closely located on the same chromosome
Answer: C
No answer description is available. Let's discuss.
How many chromosomes are there in Caernorhabditis elegans?
A:
3
B:
6
C:
9
D:
12
Answer: B
No answer description is available. Let's discuss.
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