The final electron acceptor for Tumor-specific CD4 and CD8 T cells is
a) Glucose
b) Phosphoenolpyruvate (PEP)
c) Lactic acid
d) Oxygen
Answer: d) Oxygen
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Identify three different types of modified leaves and list the function of each. What will be an ideal response?
One parent carries a dominant allele (AL) that is lethal in early life in homozygotes. The other parent is homozygous for the wild type allele (A+) of the same gene. What is the expected dominant:wild type phenotype ratio for their offspring?
A) 100:0 B) 75:25 C) 50:50 D) 25:75 E) 0:100
A region of the nephron that regulates the blood pressure in the afferent arteriole, which stimulates the release of aldosterone, is the ________
A) juxtaglomerular apparatus B) glomerulus C) glomerular capsule D) loop of the nephron
In general, the organization of genes in bacteria is different from that in eukaryotes. In E. coli, approximately 27 percent of all genes are organized into contiguous, functionally related units containing multiple genes under coordinated control that
are transcribed as a single unit. Such contiguous gene families are called ________. A) operons B) transcriptomes C) proteomes D) pseudogenes E) contigs