TLS Online TPP Program

#Question id: 3612


Multiple alleles control inheritance of

#Unit 8. Inheritance Biology
  1. phenylketonuria  

  2. colour blindness

  3. sickle cell anaemia                    

  4. blood groups.

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TLS Online TPP Program

#Question id: 11453

#Unit 7. System Physiology – Animal

Which type of receptor would you expect to be most abundant in the antennae of a moth?

TLS Online TPP Program

#Question id: 19806

#Unit 12. Applied Biology

Several approaches have been used to engineer plants for virus resistance, which are as follows:
(1) coat protein gene 
(2) ribozyme-mediated protection
(3) defective viral genome
(4) antisense RNA approach
Which of the following above statements are correct?

TLS Online TPP Program

#Question id: 15003

#Unit 8. Inheritance Biology

Laurie met her husband Jim at a support group for families dealing with PKU (phenylketonurea), a recessive genetic disorder. Laurie and Jim both have one sister who is affected with PKU and no other family history of the disorder. They come to you as a genetic counselor to ask what their risk is of having an affected child. What do you tell them?

TLS Online TPP Program

#Question id: 13133

#Unit 10. Ecological Principles

The diagram below depicts three general types of survivorship curves. Only the form of the curve is important, not its absolute scale. Which of the following statements is LEAST likely to be true?

TLS Online TPP Program

#Question id: 15764

#Unit 5. Developmental Biology

An alternative (but not mutually exclusive) mode of retaining cell homeostasis is the:
A. Asymmetric mode of stem cell division
B. Symmetric mode of stem cell division.
C. Single stem cell asymmetry mode of stem cell division
D. Population asymmetry mode of stem cell division.