The type of diffusion that is specific and passive, and which becomes saturated if all of the protein carriers are use is?
What will be an ideal response?
Facilitated diffusion
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Simberloff and Wilson carried out a famous experiment to study the recolonization by arthropods of small mangrove by islands after the islands were fumigated. One of their findings was
A. The islands never recovered to their pre-fumigation levels of arthropod species richness. B. Species turnover was high following recolonization. C. Recolonization rates were identical on all of the islands regardless of distance to the mainland. D. Arthropod species richness on the islands changed little following recolonization.
Whole-cell movements involve the coordinated activity of ____
a. microtubules only b. microfilaments only c. blastomeres only d. microtubules and microfilaments e. microtubules, microfilaments and blastomeres
On Earth, solar energy is most intense at
A. the South Pole. B. the North Pole. C. 60° North latitude. D. the equator. E. 60° South latitude.
In a diploid organism, the DNA encoding one of the tRNAs for the amino acid tyrosine is mutated such that the sequence of the anticodon is now 5?-CTA-3? instead of 5?-GTA-3?
What kind of aberration in protein synthesis will this tRNA cause? Explain your answer.