Prokaryotes may ingest particles via phagocytosis
Indicate whether this statement is true or false.
FALSE
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You have isolated and purified a new species of cells from the rain forest and you want to place this new species in the appropriate branch of the tree of life
You sequence the ribosomal RNA genes from these cells and discover that for one particular region of the ribosomal gene (the rRNA) the RNA sequence is AAUGAAGG. You have sequences from the same region of the ribosomal genes (the rRNA) from each of these species: bacteria, eukaryote and archaea, which are listed below. bacteria AUAGAUGG eukaryote AAAGAAGG archaea AAUGGAGU Based on these sequence results to which branch of the tree of life should you assign this new species? A) archaea B) bacteria C) eukaryote D) bacteria and archaea E) there is not enough information
Centrioles and a starburst cluster of spindle fibers would be found in
(a) both plant and animal cells. (b) only plant cells. (c) only animal cells. (d) none of the above.
Which of the following would be more likely to
affect an animal’s habitat than its niche? a. rainfall b. prey abundance c. predators d. defense mechanisms e. competitors
Alternation of generations in plants refers to the alternation of:
a. diploid and haploid stages. b. male and female stages. c. meiotic and mitotic stages. d. spore and seed stages. e. thallus and leaf stages.