Examlex

Solved

In Flower Beetles, Pygmy (Py)is Recessive to Normal Size (Py+)

question 13

Multiple Choice

In flower beetles, pygmy (py) is recessive to normal size (py+) , and red color (r) is recessive to brown (r+) .A beetle heterozygous for these characteristics was test crossed to a beetle homozygous for pygmy and red.The following are progeny phenotypes from this testcross: In flower beetles, pygmy (py) is recessive to normal size (py<sup>+</sup>) , and red color (r) is recessive to brown (r<sup>+</sup>) .A beetle heterozygous for these characteristics was test crossed to a beetle homozygous for pygmy and red.The following are progeny phenotypes from this testcross:   Carry out a series of chi-square tests to determine if the two loci are assorting independently.What is the CORRECT chi-square value and how many degree(s) of freedom should be used in its interpretation? A) 112 with one degree of freedom B) 265 with three degrees of freedom C) 367 with four degree of freedom D) 16.5 with three degrees of freedom E) 367 with three degrees of freedom Carry out a series of chi-square tests to determine if the two loci are assorting independently.What is the CORRECT chi-square value and how many degree(s) of freedom should be used in its interpretation?


Definitions:

Physical Health

concerns the functional and metabolic efficiency of an individual's body, reflecting the absence of disease and the state of physical well-being.

Metamemory

An individual's knowledge about their own memory capabilities and strategies, including the ability to understand and monitor memory processes.

Mental Processing Speed

Refers to the time it takes a person to do a mental task, related to the speed of perceiving and responding to stimuli.

Cognitive Skill

Abilities related to the brain's capacity to think, reason, learn, and remember.

Related Questions