The inner cell mass of the blastula forms:
A. a bilaminar embryo consisting of the
epiblast and the hypoblast.
B. a trilaminar embryo consisting of the
epiblast, the mesoblast, and the hypoblast.
C. a gastrula consisting of a trilaminar
embryo.
D. a trilaminar embryo consisting of
ectoderm, endoderm, and mesoderm.
E. a bilaminar gastrula consisting of the
epiblast and the hypoblast.
A
You might also like to view...
A molecule becomes reduced when it ________
a. gives up an electron b. is degraded into smaller products c. releases a hydrogen ion d. gains an electron
Make a list how you can reduce your negative impacts on our living planet? What will be an ideal response?
In order to examine cells which are smaller than can be detected by the human senses what needs to be used?
a. Patience b. Hypotheses c. Technology d. A cell trap e. None of the above
Cancer is characterized by _____________.
a) uncontrollable cell proliferation b) formation of malignant tumors c) the invasion of surrounding healthy tissues d) all of the choices are correct