TLS Online TPP Program

#Question id: 11129


Which of the following statements concerning the neuronal membrane at rest is correct?

#7. System Physiology – Animal
  1. The extracellular sodium concentration is less than its intracellular concentration
  2. The concentration of chloride is greatest inside the cell
  3. If the resting potential is moved to a more negative value, the cell becomes more excitable
  4. The concentration gradient for potassium is such that it tends to move out of the cell
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TLS Online TPP Program

#Question id: 5439

#8. Inheritance Biology

Which of the following phenotypes is an example of polygenic inheritance?

TLS Online TPP Program

#Question id: 5440

#8. Inheritance Biology

Human height is control by 5 pair of polygene . A pure line dominant human has height of 100 cm while pure line of recessive human has 20 cm. What will be average height of human with genotype aabbCCDDEe?

TLS Online TPP Program

#Question id: 5441

#8. Inheritance Biology

Two pure line of corn have mean cob length of 15 cm and 5 cm, respectively. 6 polygenes involved in this trait exhibit additive gene action. Crossing these two lines is expected to produce a progeny population with mean cob length of

TLS Online TPP Program

#Question id: 5443

#8. Inheritance Biology

Two varieties of maize averaging 25 and 125 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 75 inches in height. Plant height is control by 3 QTL, what is the probability of plant with 25 inch height in F2 generation?

TLS Online TPP Program

#Question id: 5444

#8. Inheritance Biology

Which one of the following statements is INCORRECT?

TLS Online TPP Program

#Question id: 5445

#8. Inheritance Biology

A plant height in Maize is control by 3 pair of polygene .Two varieties of maize averaging 120 and 60 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 90 inches in height. What is percent of F2 progeny that is resemble with either 120 cm or 60 cm height?