What does the biological species concept use as the primary criterion for determining species boundaries?

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#Question id: 11629

#Unit 8. Inheritance Biology

Two pure line plants of 46 cm and 10 cm in height cross each other forming F1 progeny 28 cm in height,  what is the no. of QTL formed?

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#Question id: 11630

#Unit 8. Inheritance Biology

What is the F2 phenotypic ratio in 3 QTL?

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#Question id: 11908

#Unit 8. Inheritance Biology

What is the phenotype of a person who has XXXY sex chromosomes?

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#Question id: 11909

#Unit 8. Inheritance Biology

In the birds, butterflies and some reptiles, sex is still chromosomal, but the male that possesses two identical sex chromosome while the female has two different sex chromosome,  in this case which one is determining  sex?

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#Question id: 12173

#Unit 8. Inheritance Biology

Female with only one X chromosome is a characteristics of individual with

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#Question id: 12487

#Unit 8. Inheritance Biology

Neurofibromatosis type 1 is one of the most common autosomal dominant disorders. A woman with neurofibromatosis type 1 has an unaffected partner. Which of the following is correct regarding their children?