TLS Online TPP Program

#Question id: 15449


Class switch recombination of B-cell that is generated upon recognition of protein antigens and requires the participation of_____

#Unit 4. Cell Communication and Cell Signaling
  1. CD8+ cytotoxic T cells
  2. CD8+ helper T cells
  3. CD4+  cytotoxic T cells
  4. CD4+ helper T cells
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TLS Online TPP Program

#Question id: 15195

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.
Assuming that both traits are due to linked autosomal genes that are 10 cM apart, calculate the probability that the indicated child will have both recessive traits.

TLS Online TPP Program

#Question id: 15196

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.
Derive a general equation relating the probability that the child will have both traits expressed as a function of the distance between the markers in cM.

TLS Online TPP Program

#Question id: 15197

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.

Assuming that both traits are 10 cM apart on the X chromosome, what is the probability that a male child will have both recessive traits?

TLS Online TPP Program

#Question id: 15198

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.
Assuming that both traits are 10 cM apart on the X chromosome, what is the probability that a female child will have both recessive traits?

TLS Online TPP Program

#Question id: 15378

#Unit 8. Inheritance Biology

You find a pink geranium in your flowerbed of red geraniums. Seeds from self fertilization of this plant produce ¼ red plants, ½ pink plants, and ¼ white plants. When considering the visible phenotype, which explanation is most likely?

TLS Online TPP Program

#Question id: 15379

#Unit 8. Inheritance Biology

What are the possible offspring from a type A mother and a type AB father?