Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?

TLS Online TPP Program

#Question id: 14993

#Unit 4. Cell Communication and Cell Signaling

CD-56 marker found on ?

TLS Online TPP Program

#Question id: 14994

#Unit 4. Cell Communication and Cell Signaling

The absence of MHC class I, which is expressed by almost all normal cells, but is specifically down-regulated by some tumors and in response to some viral infections, it will undergo apoptosis by

TLS Online TPP Program

#Question id: 14995

#Unit 4. Cell Communication and Cell Signaling

NKT Cells, which share features with both conventional T lymphocytes and NK cells,

Statement-I) Like T-cells, NKT Cells have T-cell receptors (TCRs), and some express CD4.

Statement-II) Like NK cells, NKT Cells have antibody receptors  

Statements-III) they are APCs

Given above statements, which is sharing correct features of NKT cells?

TLS Online TPP Program

#Question id: 14996

#Unit 8. Inheritance Biology

Which of the following most accurately restates Mendel's law of segregation?

TLS Online TPP Program

#Question id: 14997

#Unit 8. Inheritance Biology

You capture several interesting insects from a population in your yard. By inbreeding, you develop true breeding strains that differ only in the shape of their wings - one strain has round wings while the other strain has oval wings. How might you demonstrate that Mendel's principles apply to your insects?

TLS Online TPP Program

#Question id: 14998

#Unit 8. Inheritance Biology

You set up a monohybrid cross between true breeding round winged and true breeding oval winged insects. Your F1 offspring have round wings, and you collect the following numbers of F2: Round wings: 302; Oval wings: 86. Which of the following statements is NOT correct?