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Q 1/15
Score 0
If you cross breed two roan cows, what percentage of progeny is expected to be roan?
30
25%
75%
50%
10%
Q 2/15
Score 0
In case of codominance, the product is _____
30
produced from both the alleles
produced from one allele
none are functional
incompletely produced from both alleles
15 questions
Q.
If you cross breed two roan cows, what percentage of progeny is expected to be roan?
1
30 sec
Q.
In case of codominance, the product is _____
2
30 sec
Q.
A man heteroxygous for Blood type A marries a woman heterozygous for Blood type B. What is the chance that their first child will hav type O blood?
3
30 sec
Q.
In human blood groups, an individual having an AB blood type is an example of _____
4
30 sec
Q.
Codominance occurs when ________
5
30 sec
Q.
Which of the following is NOT an example of codominance?
6
30 sec
Q.
In cattle, roan coat color(mixed red and white hairs) occurs in the heterozygous (Rr) offspring of red (RR) and white (rr) homozygotes. Which of the following crosses would produce an offspring in the ratio of 1 red: 2 roan: 1 white?
7
30 sec
Q.
A mother with type A blood gives birth to a child with type O blood. Which of the following could not be the blood type of the father?
8
30 sec
Q.
A roan cow shows codominance in fur color (brown and white). What phenotype ratio is expected in an offspring when a female roan and a male roan mate?
9
30 sec
Q.
Blood types are an example of codominance and _____
10
30 sec
Q.
Complete a cross between a speckled flower (red and white) and a red flower. What would be the phenotypic ratio of their offspring?
11
30 sec
Q.
What happens if you breed a patchwork fish (with blue and red scale) with a fish that only has blue scales? What is the probability of having fish with red scales?
12
30 sec
Q.
In a certain fish, blue scales(BB) and red scales (bb) are codominant. When a fish has the hybrid genotype, it has a patchwork of blue and red scales. What is the genotype for blue fish?
13
30 sec
Q.
If a red (RR) and a white flower (WW) were crossbred resulting in 100% RW, what phenotype would be seen according to the rules of codominance?
14
30 sec
Q.
What do you call a black and white spotted chicken as an example of codominance?