A cladogram grouped birds with reptiles because the bird characteristic of ________ was not emphasized.

Fill in the blank(s) with the appropriate word(s).


feathers

A cladogram grouped birds with reptiles because the bird characteristic of feathers was not emphasized.

Biology & Microbiology

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Supercoiling has been observed in:

A. chromosomal DNA. B plasmid DNA. C. genomes of double-stranded DNA viruses. D. most circumstances where double-stranded DNA is present in the cell. E. most circumstances of double-stranded cellular DNA, but not double-stranded viral DNA.

Biology & Microbiology

The technique of transferring proteins from SDS-PAGE gels onto a membrane and using labeled antibodies to identify particular proteins is known as a(n) ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Veins from the ____ join together and form the hepatic portal vein

a. large intestine b. liver c. pancreas d. small intestine e. stomach

Biology & Microbiology

The first repair of mistakes during DNA replication is made by:

A: the mismatch repair system. B: excision repair. C: DNA polymerase. D: SOS repair. E: postreplication repair.

Biology & Microbiology