________ are membrane proteins that help cells to stick to each other
Fill in the blank(s) with correct word
CAMs (cellular adhesion molecules)
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A student is observing microorganisms in a sample of pond water. One organism of interest has an obvious nucleus and has been moving rapidly during observation and appears to have rows of cilia along its surface. In which of the following groups would this microbe most likely be classified?
A. Eukaryotes (Fungi) B. Bacteria C. Eukaryotes (Protozoa) D. Eukaryotes (Algae)
Which of the following acts in the small intestine to breakdown proteint?
A) trypsin B) pepsin C) bile D) amylase
The first photosynthetic autotrophs used the energy of the sun to split H2O because it is not very electronegative
______________ Indicate whether the statement is true or false.
The diplomonads and parabasalids are unique among eukaryotes in that __________.
a. they lack double membranes around their nuclei b. they lack ribosomes c. they lack plastids d. they were an early branch from bacteria rather than from archaea e. they have highly reduced mitochondria and obtain energy anaerobically