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Please answer all the questions completely. 2018 8. /26/2018 Take lest. Assi 1 p

ID: 281522 • Letter: P

Question

Please answer all the questions completely.

2018 8. /26/2018 Take lest. Assi 1 points Save Answer QUESTION 1 Part l: Monohybrid Cross-Question 1 Questions 1-3 are based on the following situation Along the Otonabee River near Trent University are the nesting grounds for a species of turtles known as Terrapene excaliburous. Turtles of this species can have either brown- or green-coloured shells. Turtle with brown-coloured shell Turtle with green-coloured shell Click Save ad Stubmit to save and subit. Click Sve All Answers to save al answers. Save All Answers Close

Explanation / Answer

Turtle Green shells are dominant over Brown shell. so the F1 generation of cross between will be all green, if the parent Green turtle is homozygous for green colour gene. Let the alleles governing shell colour are G (Green) and g (Brown)

The possible genotypes of Green coloured Turtle are GG and Gg it will produce two type of gametes G and g.

the genotype of brown coloured turtle will be gg . it will produce one kind of gamete i.e g

F1 generation will be all Gg in case of homozygous green - All green

F1 generation will be Gg and gg in case of heterozygous green- 50% green and 50% Brown