Microbiology Answers

what are the environment that encourages growth for listeria?

what are the relevant life processes of listeria?

what is the appearance that listeria has when food is affected?

Higher than normal doses of antibiotics are justified in a number of situations. Please suggest 2 highly likely scenarios and explain briefly why large doses are appropriate in these cases

What type of molecule is not abundant as a nutritional component in the food that we eat?


A.

molecules that belong to a group that includes sterols
B.

molecules that contain nitrogenous bases and sugar-phosphate backbones

C.

molecules that are important in fast energy metabolism and energy storage

D.

molecules that are characterized by peptide bonds

E.

molecules that contain high energy, saturated hydrocarbons

Which is the
1. Smallest living cell
2. Smallest bacteria
3. Largest bacteria
4. Longest bacteria
5. First discovered bacteria ?

Genetic counseling is useful in predicting the probability of a child being born with a Mendelian inherited trait. Sickle cell anemia is caused by a recessive allele. A couple would like to know the chances of their child having sickle cell anemia. Parent #2 has the disease; parent #1 does not. Based on phenotype, parent #2 would have the genotype, ss. Parent #1 could be genotype, SS or Ss. Punnett Squares have been set up for crosses using both possible genotypes of parent #1. Should the couple be concerned that their child may have sickle cell disease? Why or why not?

Where is agar-agar derived from

What is the difference between spirillum and spirochaete bacteria ?

Most phases of the lifecycles of slime molds are ........ (Haploid/Diploid)