________ refers to a structure of a protein in which two or more polypeptide chains bind together to form a functional protein
Fill in the blank(s) with correct word
Quaternary
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Which of the following methods does not rely on the ability of nucleic acids to hybridize with each other?
A. cross species DNA hybridization for exploring evolutionary relationships B. colony blot hybridization to identify a specific sequence from a collection of sequences that has been inserted into bacteria C. Southern blotting for the detection of specific DNA fragments that have been separated by gel electrophoresis D. Northern blotting for the detection of specific RNA fragments that have been separated by gel electrophoresis E. Western blotting for the detection of specific proteins that have been separated by gel electrophoresis
To produce a genomic library DNA, DNA fragments are incorporated into plasmids which are injected
in bacteria. __________________ Indicate whether the statement is true or false.
Most flowers are pollinated by which method?
a. wind b. birds c. bats d. water e. insects
Which two cellular organelles in eukaryotes have both electron transport systems and chemiosmotic mechanisms?
a. Ribosomes and endoplasmic reticulum b. Chloroplasts and endoplasmic reticulum c. Chloroplasts and mitochondria d. Mitochondria and nuclei e. Nuclei and Golgi apparatus