Which of the following represents Echinoderm sexual reproductive strategy?
a. budding
b. binary fission
c. dioecious with external fertilization
d. monoecious with internal fertilization
c. dioecious with external fertilization
You might also like to view...
Chemotherapeutic agents that are chemically modified natural products of microorganisms are most specifically referred to as ________.
A. semisynthetic drugs B. antimicrobial agents C. antibiotics D. synthetic drugs
A scientist is searching for chemical compounds involved in embryonic limb development. He discovers a new compound that is transiently expressed in the limb, and only seems to affect cells in its immediate vicinity (up to a few cell lengths away)
How should the scientist classify this chemical compound? A. as an amine hormone B. as a peptide hormone C. as a steroid hormone D. as a paracrine factor E. as a neurotransmitter
Some vertebrates like frogs and humans do not have a conspicuous tail, yet even humans have the remnants of one known as the
A. sacrum. B. lumbar. C. fundus. D. coccyx.
Photosynthesis Evald before eukaryotic cells
a. true b. false