During embryonic development, which germ layer is the innermost and lines the developing digestive tube?
a. Endoderm
b. mesoderm
c. Ectoderm
d. Exoderm
Answer: a. Endoderm
You might also like to view...
Microsporidia were previously thought to be an early-branching taxon of Eukarya due to their parasitic lifestyle
However, new evidence suggests they have evolved into a parasitic lifestyle through adaptive gene loss which places them as close relatives of the zygospore-producing A) ascomycetes. B) chytridiomycetes. C) glomeromycetes. D) zygomycetes.
Organic molecules store _________ energy in their ______________ bonds
A. potential; ionic B. potential; covalent C. kinetic; ionic D. kinetic; covalent E. kinetic; hydrogen
Quaking aspen trees reproduce vegetatively by ____
a. suckers b. corms c. bulbs d. tubers e. rhizomes
Describe two advantages for cloning a gene from a cDNA library versus a genomic DNA library
What will be an ideal response?