TLS Online TPP Program

#Question id: 1057


Phage-encoded proteins are

#Unit 4. Cell Communication and Cell Signaling
  1. coded for by host DNA.

  2. coded for by phage DNA.

  3. proteins normally present in the uninfected cell.

  4. coded for by phage DNA AND early proteins.

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TLS Online TPP Program

#Question id: 15661

#Unit 8. Inheritance Biology

Which of the following is NOT true of a maternal effect gene?

TLS Online TPP Program

#Question id: 15007

#Unit 8. Inheritance Biology

You set up a cross between true breeding wild type male fruit flies and true breeding female flies with a yellow body color. You notice in the F1 generation that half the flies, specifically all the males, have yellow body color while the females are wild type (gray). Which of the following explanations is the most likely?

TLS Online TPP Program

#Question id: 15006

#Unit 8. Inheritance Biology

Which of the following is not a mechanism for sex determination?

TLS Online TPP Program

#Question id: 12706

#Unit 8. Inheritance Biology

When the genotype is determined by the bi-parental contribution, while the phenotypic effect is determined by the maternal nuclear gene. This effect exhibit on the basis of 

TLS Online TPP Program

#Question id: 12704

#Unit 8. Inheritance Biology

Cytoplasmic male sterility (CMS) in plants is caused by mutation in the mitochondrial genome. CMS can be restored by a nuclear gene, restorer of fertility (Rf), which is a dominant character. 

TLS Online TPP Program

#Question id: 12702

#Unit 8. Inheritance Biology

Some given characteristics features of Cytoplasmic inheritance, which of the following statements are not follow the inheritance pattern;
a) Cytoplasmic gene and their trait present in both male and female
b) Reciprocal cross results aren’t change
c) Exhibit extensive phenotypic variation
d) Reciprocal cross results are change
e) Mendel’s principle of segregation and independent assortment are follow