Each immunoglobulin or TCR interacts with a single antigen, but MHC proteins can interact with more than one antigen
Indicate whether the statement is true or false.
Answer: TRUE
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Drug abuse usually involves those drugs which
a. are psychoactive. b. act on the central nervous system. c. bind to neuron receptors. d. change the chemical messages that neurons send and receive. e. all of these
How will bovine serum albumin (BSA) be used in the assya in this lab exercise?
A) To assess the amount of lipid in different solutions using spectrophotometry B) To react with peptide bonds in the protein solution C) To react with amino acids in the protein solution D) To establish a standard curve for the estimation of protein concentration
Down syndrome results from which of the following chromosomal abnormalities?
a) a truncated copy of chromosome 3 b) all or part of a third copy of chromosome 21 c) translocation of genetic material on chromosome 21 d) the absence of a second copy of chromosome 10 e) two Y chromosomes
Which is the dominant allele represented in the following figure?
What will be an ideal response?