Which is the best explanation for why plant roots use active transport to import solutes?
A. transport proteins are not present.
B. the cell wall prevents diffusion.
C. the phospholipid bilayer is not formed.
D. solute concentration is higher inside the cell.
E. protein channels are closed.
Answer: D
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Detecting single nucleotide polymorphisms (SNPs), fusion genes, and mRNAs for alternative splicing are three applications of ____________________
Fill in the blank(s) with correct word
What is the process that can lead to photosynthetic population explosions?
a. Dead zones b. Algal bloom c. Eutrophication d. Water runoff
Denitrification ____
a. converts ammonium to nitrates b. reduces nitrates to nitrites c. reduces ammonia to ammonium d. converts atmospheric nitrogen to ammonia e. converts nitrates to nitrogen gas
Certain bacteria and fungi that are important in nutrient recycling because they release nutrients from dead organisms back into the ecosystem are
A) carnivores. B) detritus feeders. C) autotrophs. D) decomposers. E) recyclers.