An alternative (but not mutually exclusive) mode of retaining cell homeostasis is the:

A. Asymmetric mode of stem cell division

B. Symmetric mode of stem cell division.

C. Single stem cell asymmetry mode of stem cell division

D. Population asymmetry mode of stem cell division.

TLS Online TPP Program

#Question id: 5086

#Unit 5. Developmental Biology

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

TLS Online TPP Program

#Question id: 5087

#Unit 5. Developmental Biology

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

TLS Online TPP Program

#Question id: 5088

#Unit 5. Developmental Biology

 If gastrulation was blocked by an environmental toxin, then ________.

TLS Online TPP Program

#Question id: 5089

#Unit 5. Developmental Biology

The archenteron of the developing sea urchin eventually develops into the ________.

TLS Online TPP Program

#Question id: 5090

#Unit 5. Developmental Biology

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

TLS Online TPP Program

#Question id: 5091

#Unit 5. Developmental Biology

In all vertebrate animals, development requires ________.