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Genetics 7
Quiz
Ten questions to see how much you took in
Question 1
If you cross an agouti rat (from agouti parents) and a pink-eyed white (from PEW parents), what colour would their babies be?
A. Agouti
B. White
C. Light brown
D. Half a litter of agouti babies, half a litter of white babies
Question 2
Which letter is used to represent the albino gene?
A. a
B. b
C. c
D. w
Question 3
You are thinking about breeding a dumbo doe with a stud buck from a good family of top-eared rats.
How many dumbo kittens would you expect to see in the litter?
A. All dumbo kittens
B. Half dumboes, half top-eared
C. All kittens have one ear up and one ear down
D. None, all kittens are top-eared
Question 4
Which of these best describes a black rat?
A. aa
B. Aa
C. bb
D. Bb
Question 5
Which one of the following statements is true?
A. You can tell dumbo carriers apart from top-eared rats by appearance.
B. The offspring of dumbo carriers are always dumbo carriers.
C. Dumbo carriers crossed with dumbo carriers will not give a complete litter of dumboes.
D. You can only tell if you rat is a carrier after it has had babies.
Question 6
In a recent litter you have husky kittens. Neither parent is a husky.
Without knowing the family tree, what can you say about mum and dad?
A. Either mum or dad carries husky, but we can't say which one.
B. Both mum and dad have to be husky carriers.
C. You must have made a mistake about the sire as one of the parents has to be a husky.
D. You need to know more to make any assumptions.
Question 7
Which variety requires the most recessive genes?
A. Agouti
B. Lilac
C. Cinnamon
D. Black husky
Question 8
Which of these would make you question the family tree?
Questions 9 and 10
You have two bucks and two does and are looking to breed chocolates.
Conker: Agouti buck carrying chocolate
Yorkie: Chocolate buck carrying hooded
Caley: Chocolate doe carrying hooded
Jet: Black doe carrying chocolate
Which two rats would you expect to give the most chocolate selves in the litter?
A. Conker x Caley
B. Yorkie x Caley
C. Conker x Jet
D. Yorkie x Jet
In a litter of 16 kittens, how many chocolate self does would you expect to see?
A. 4
B. 6
C. 8
D. 12
Last updated: 5 March 2004 - © Ed & Deb, New World Rattery - RETURN TO RAT CARE PAGE -
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