Copies of chromosomes linked together at their centromeres at the beginning of meiosis are called ____ chromatids
a. mother
b. daughter
c. sister
d. homologous
e. duplicated
c
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The reagent used in the "string test" is:
a. bile solubility. b. sodium deoxycholate. c. bile esculin. d. 0/129 (2,4-diamino-6,7-diisopropylpteridine).
A protein channel linking the cytoplasms of adjacent animals cells is called a(n)_ junction.
A. anchoring B. gap C. tight D. adhering E. microtubular
Which organelle digests macromolecules and cell parts?
What will be an ideal response?
In the thylakoid membranes, the pigment molecules in a light-harvesting complex _____
A) split water and release oxygen from the reaction-center chlorophyll B) absorb and transfer light energy to the reaction-center chlorophyll C) synthesize ATP from ADP and i D) transfer electrons to ferredoxin and then NADPH