The specific immune response _______.

A. is the first line of defense in the immune system
B. involves memory of antigens from previous exposure
C. is the second line of defense after anatomical and chemical barriers
D. involves millions of B and T cells - each individual cell can recognize many different antigens


B. involves memory of antigens from previous exposure

Biology & Microbiology

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Hydrolysis reactions are catabolic reactions that use water to split the reactant into smaller subunits.

Answer the following statement true (T) or false (F)

Biology & Microbiology

_____ is the phase of the cell cycle in which DNA replicates

1.G1 2.S phase 3.G2 4.Mitosis 5.Interphase

Biology & Microbiology

Gee Yee was jogging up the hill next to your house when he suddenly had terrible, suffocating pain in his chest

You called the emergency medical technicians (EMTs), and Gee was rushed to the emergency room, where the medical staff will most likely perform this test, which involves the use of an x-ray machine. A) C-reactive protein B) coronary angiography C) electrocardiogram (or EKG, ECG) D) Western blot

Biology & Microbiology

Forms of inheritance that do not follow typical Mendelian patterns and that appear to be more influenced by the parent contributing the most cytoplasm to the embryo are grouped under the general heading of ________

A) neo-Mendelian inheritance B) suppressive inheritance C) sex-linked inheritance D) dominance and/or recessiveness E) extrachromosomal inheritance

Biology & Microbiology