What is the name of the proteins that make up the nuclear lamina and of what protein superfamily are they a member?

a) keratin, intermediate filaments
b) lamins, laminins
c) keratin, laminins
d) lamins, intermediate filaments
e) actin, microfilaments


Ans: d) lamins, intermediate filaments

Biology & Microbiology

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The use of metals as terminal electron acceptors is/are known as ________ because the metals are not incorporated into biomass.

A. Fenton reactions B. dissimilatory metal reduction C. metallo-neutral D. negative metallic addition

Biology & Microbiology

his4 TRP1; his4 TRP1; HIS4 trp1; HIS4 trp1

A haploid yeast strain has mating type a and genotype his4 TRP1. A different haploid yeast strain has mating type ? and genotype HIS4 trp1. The two strains mate and produce diploid offspring with genotype his4 TRP1 / HIS4 trp1. The diploid cells undergo meiosis to produce a variety of tetrad types. In the following questions, the genotypes of the spores in a tetrad are shown. For each tetrad, tell what type it is: parental (PD), non-parental (NPD), or tetratype (T). A) PD B) NPD C) T D) cannot be determined

Biology & Microbiology

Why are proteins, polysaccharides, and nucleic acids considered polymers, but lipids are not?

What will be an ideal response?

Biology & Microbiology

How many ATP molecules can theoretically be produced from the NADH generated by the catabolism of a molecule of glucose during aerobic respiration?

A. 34 B. 30 C. 38 D. 36 E. 4

Biology & Microbiology