The fatty acids in Archaea differ than those in bacteria in that they are: a) polar in archaea b) hydrophilic in Bacteria c) saturated in Bacteria d) unsaturated in archaea e) branched in Archaea

Which of the following characters evolved last (i.e., most recently)? A) Heredity B) Photosynthesis C) Multicellularity D) Eukaryotic cells E) Prokaryotic cells

14) The evolution of eukaryotic cells most likely involved A) endosymbiosis of an aerobic bacterium in a larger host cell-the endosymbiont evolved into mitochondria. B) anaerobic archaea taking up residence inside a larger bacterial host cell to escape toxic oxygen-the anaerobic bacterium evolved into chloroplasts. C) an endosymbiotic fungal cell evolved into the nucleus. D) acquisition of an endomembrane system, and subsequent evolution of mitochondria from a portion of the Golgi.

Cellular inclusions in prokaryotic cells serve to A) store energy rich compounds. B) protect DNA. C) position cells in the appropriate environment for survival. D) store energy rich compounds and position cells in the appropriate environment for survival.

In eukaryotes, the nucleus is enclosed by a double membrane called the _____. A) cell membrane B) nuclear envelope C) nucleolus D) nucleoplasm E) nucleosome

Which of the following bacterium is used for gene transfer in plants?a) Agrobacteriumb) Azatobacterc) Rhizobiumd) Ecoli

Which of the following BEST represents the function of DNA in a cell? A) to provide structure and support to the cell B) to store genetic information C) to speed up the rate of reactions in the cell D) to digest macronutrients in the cell’s cytoplasm

E. coli would be a good model organism for which of the following processes?   a)  DNA replication   b)  how mitochondria get distributed to daughter cells during cell division   c)  how cells decode their genetic instructions to make proteins (translation)   d)  a and c   e)  a, b and c

Which of the following are characteristics of prokaryotes?   i) Presence of a nucleus ii) Presence of a nucleoid region iii) Membrane - bound organelles iv) Lack membrane - bound organelles v) Most have a cell wall vi) Average between 1-5 µm   a. ii, iv, v b. i, iii, vi c. ii, iv, v, vi d. i,iii, vi, v

1) Evolution describes the change of the genetic makeup of __________ A)a population. B)an individual. C)a species. D)a cell 2) Which of the following would not be classified as a eukaryote? A)bacteria B)protista C)animals D) fungi E)plants 3) Which of the following is not a domain of life? A)Animalia B)Bacteria C)Archaea D)Eukarya