1) A newly discovered unicellular organism isolated from acidic mine drainage is found to contain a cell wall, a plasma membrane, two flagella, and peroxisomes. Based just on this information, the organism is most likely A) a nonmotile prokaryote B) a motile bacterium C) a motile archaea D) a nonmotile eukaryote E) a motile cukaryote

In prokaryotes, after the ribosomes completes a synthesis, one would expect to find a) a new protein molecule to appear in the nucleus, b) new DNA inside the cell nucleoid, c) an increase in the amount of protein (enzyme) in the cytoplasm, d) ribosome binding to DNA, e) none are possible.

Filtration to remove protozoa occurs in:   Question 5 options:   A)  anaerobic sludge digestion.   B)  primary sewage treatment.   C)  secondary sewage treatment.   D)  water treatment.

just do d and e

Which of the following describes a bacteria that is circular in shape and found in groups of 4? O 1) tetrad O 2) sarcina O 3) diplococci O 4) streptobacilli O 5) streptococcus

4) Which of the following statements is TRUE? A) Fimbriae are generally longer and less numerous than flagella. B) Fimbriae are involved in genetic exchange between cells. C) Hami are common in Bacteria but not found in Archaea. D) Fimbriae are usually shorter than flagella, whereas pili are involved in genetic exchange.

Which is true of Prokaryote cells? A) Because their DNA exists in a nucleoid area, the synthesis of proteins depends on random interactions between mRNA and rRNA, B) They contain membrane-bounded compartments or organelles. C) A true nucleus contains the DNA in the form of chromosomes D) Some contain mitochondria E) They contain many organelles in the cytoplasm

Which among statements A-D is not applicable to endospore formation? A) O It is likely to occur during the log phase of growth. B) O Formation of a mother cell occurs during the process. C) OIt is a property found in members of genus Bacillus and genus Clostridium. D) O Dipicolinic acid and calcium ions play an important role in making the spore highly resistant to environmental conditions, E) OA-D are all are applicable to endospore formation