What do shipworms and a peanut worms have in common?

a. both can bore through hard substrata.
b. both are filter feeders.
c. both are in the same phylum.
d. both are hermaprodites.


A

Biology & Microbiology

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How does the organization of the bacterial genome differ from the organization of the eukaryotic genome?  

A.  The compaction of the eukaryotic genome involves structural maintenance of chromosome (SMC) proteins, and the compaction of the bacterial genome does not.   B.  Most bacterial chromosomes are circular and the eukaryotic chromosomes contained in the nucleus are not. C.  Bacterial chromosomes are made up of RNA and eukaryotic chromosomes are made up of DNA. D.  The eukaryotic genome is found on chromosomes and there are no chromosomes in bacterial cells. E.  Eukaryotic chromosomes have to be tightly packed to fit into the nucleus, and bacterial chromosomes do not require tight packing to fit into the cell.

Biology & Microbiology

What is the definition of the intermediate disturbance hypothesis?

What will be an ideal response?

Biology & Microbiology

In humans, skin color is controlled by several genes. Thus, skin color is a(n) ____ characteristic.

a. dominant b. co-dominant c. epistatic d. pleiotropic e. recessive

Biology & Microbiology

To what does RNA polymerase bind to begin the process of transcription?

A) promoter B) structural gene C) codon D) anticodon

Biology & Microbiology