In most sessile organisms, the fertilized egg develops into
A. a sessile adult.
B. a sessile larva.
C. a free-swimming adult.
D. a free-swimming larva.
D. a free-swimming larva.
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You are examining an electron micrograph of cells obtained from a new deep-sea life form. Upon closer examination, you notice that there are two dark lines separated by a lightly stained region. These results are similar to the observation of which investigator(s) of membrane structure?
A) Robertson B) Gorter and Grendel C) Unwin and Henderson D) Overton E) Singer and Nicolson
Pyrosomes are gelatinous zooplankton composed of a colony of individual pelagic tunicates
Indicate whether the statement is true or false
How does cytokinesis in plant cells differ from that of animal cells?
A. The endoplasmic reticulum forms a cell plate. B. Microtubules are constructed into a cell plate pattern. C. The Golgi apparatus produces vesicles that migrate along microtubules and fuse to make a cell plate. D. The plasma membrane divides by cytokinesis as in animal cells, and then secretes a cellulose cell wall.
In transcription, a copy of _________________ is made. In translation, that copy is used to direct the production of a(n) _________________.
A) the gene's sequence of bases; genome B) the gene's sequence of bases; protein C) a protein's sequence of amino acids; gene D) a protein's sequence of bases; amino acid E) the gene's sequence of bases; amino acid