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TLS Online TPP Program

#Question id: 2006

In Cases 1 and 2 in the table, the mothers would be able, if needed, to supply blood to the newborn even 7-9 months after birth; the same would not be true for Case 3. Why?

#Unit 4. Cell Communication and Cell Signaling

  1. The fetus in Case 3 would provoke an immune response in the mother that would carry over after the birth.

  2. The newborn in Case 3 would soon be able to make antibodies to the B antigen of the mother.

  3. Newborn children, until about age 2, do not make appreciable antibodies, except against Rh+ antigen. 

  4. Passive immunity would have worn off for the third newborn, but not for the other two.

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TLS Online TPP Program

#Question id: 33359

#Unit 1. Molecules and their Interaction Relevant to Biology

The protein calcineurin binds to the protein calmodulin with an association rate of 8.9 X103 M-1s-1 and an overall dissociation constant, Kd, of 10 nM. The dissociation rate, kd
TLS Online TPP Program

#Question id: 8932

#Unit 9. Diversity of Life Forms

What is the correct sequence of the following four events during an animalʹs development?
1. gastrulation
2. metamorphosis
3. fertilization
4. cleavage
TLS Online TPP Program

#Question id: 10568

#Unit 6. System Physiology – Plant

Turgid cell dropped into sucrose solution , the cell has Yp = 0.488 MPa Ys = –0.732 MPa Yw = –0.244 Mpa , 0.3 M Sucrose solution contain Yp = 0 MPa Ys = –0.732 MPa Yw = –0.732 Mpa , Choose the correct option
TLS Online TPP Program

#Question id: 580

#Unit 1. Molecules and their Interaction Relevant to Biology

In a first order chemical reaction, the velocity of the reaction is proportional to the ________, while in a zero order reaction, the velocity of the reaction is proportional to the ________.
TLS Online TPP Program

#Question id: 28513

#Unit 5. Developmental Biology

To induce Fgf8 expression by Fgf10, once Fgf8 is made in the surface ectoderm, the surface ectoderm elongates to physically become the AER. which one is the main functions of the AER?