Describe the gram stain microscopic morphology and catalase reaction of staphylococcus aureus and staphylococcus epidermidis.

A) with reference to the seed, distinguish between monocotyledonous & dicotyledonous plants b) List three condition needed for seed germination 1 2 3 c) Describe the role of the enzymes in the germination of seeds

The sulfur reduction test is not able to differentiate h2s produced by anaerobic respiration and h2s produced by putrefaction. is this inability the result of poor sensitivity or poor specificity of the test system?

Could today's organisms survive in early earth? Explain

How long would it take e. coli to replicate its entire genome (4.2 x 106 bp), assuming a replication rate of 1,000 nucleotides per second at each fork with no pauses?

What are 3 reasons a virus is considered non living?

Which of the following types of models is most likely to be used to predict earthquakes? a. idea model b. physical model computer model d. none of the above

What allows members of the same species to have different characteristics

Which of the following does Max represent to Feld in "The First Seven Years"? A. a chance to improve his own life B. a way to realize a dream C. an escape from a life of hard work D. a professional with solid values

Where is pyruvate made in the cell? A. Cell membrane B. Cytoplasm C. Nucleus D. Mitochondrion

Bio Bio bio question A scientific idea that has not been tested is a :