If tachyzoites are found circulating in blood, then the infection would be classified as a:
a. parasitemia.
b. bacteremia.
c. viremia.
d. fungemia.
A
If tachyzoites of the parasite Toxoplasma gondii are found in circulating blood, then the infection would be classified as a parasitemia.
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When an individual has two different alleles for a given gene they are
1.heterozygous. 2.homozygous. 3.monohybrid. 4.an F1. 5.an F2.
Pectins form a _______ network in plant cell walls.
a. fibrous b. gel-like c. solid, rigid d. waxy
When an aminoacyl-tRNA synthetase charges a tRNA, which molecule is released?
A. AMP B. AMP and pyrophosphate C. mRNA D. pyrophosphate E. ATP
Although the outer mitochondrial membrane is permeable to all small molecules, the inner mitochondrial membrane is essentially impermeable in the absence of specific transport proteins
Consider this information and what you have learned about the citric acid cycle to address the following questions. A. The ATP generated by oxidative respiration is used throughout the cell. The majority of ATP production occurs in the mitochondrial matrix. How do you think ATP is made accessible to enzymes in the cytosol and other organelles? B. If the inner mitochondrial membrane were rendered aspermeable as the outer membrane, how would that affect oxidative phosphorylation? Which specific processes would stop and which remain? C. Presenttwotypes of benefits derived from separating the reactions of glycolysis in the cytosol from those that occur during the citric acid cycle in the mitochondrion. How We Know: Unraveling the Citric Acid Cycle