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TLS Online TPP Program

#Question id: 1720

Which of the following statements is TRUE of lymphocytes?

#XL - Q Biochemistry

  1. Lymphocytes enter the tissues and remain there for the rest of their life

  2. When mature, lymphocytes are only found in secondary lymphoid organs

  3. Lymphocytes recirculate between blood and lymphoid tissues

  4. Lymphocytes are only educated in the thymus

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TLS Online TPP Program

#Question id: 5085

#XL - T Zoology

An embryo with meroblastic cleavage, extraembryonic membranes, and a primitive streak must be that of ________.
TLS Online TPP Program

#Question id: 5086

#XL - T Zoology

Cells move to new positions as an embryo establishes its three germ tissue layers during ________.
TLS Online TPP Program

#Question id: 5087

#XL - T Zoology

The outer-to-inner sequence of tissue layers in a post-gastrulation vertebrate embryo is ________.
TLS Online TPP Program

#Question id: 5088

#XL - T Zoology

 If gastrulation was blocked by an environmental toxin, then ________.
TLS Online TPP Program

#Question id: 5089

#XL - T Zoology

The archenteron of the developing sea urchin eventually develops into the ________.
TLS Online TPP Program

#Question id: 5090

#XL - T Zoology

Which of the following is a correct description of the fate of the germ layers?