Cardiac muscle cells have ____ that connect cytoplasm of adjacent cells

a. sarcomeres
b. a pericardium
c. tight junctions
d. gap junctions
e. desmosomes


d

Biology & Microbiology

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Use the dichotomous key in Table 10.2 to identify a gram-negative rod that ferments lactose and uses citric acid as its sole carbon source.

A) Citrobacter B) Escherichia} C) Lactobacillus D) Pseudomonas E) Staphylococcus

Biology & Microbiology

Blood for transfusion is frequently tested for HIV by using the

A. complement fixation test. B. agglutination test. C. ELISA method. D. Ouchterlony test.

Biology & Microbiology

All actions of the nervous system depend on the transmission of nerve impulses over which of the following?

a) neuroglia b) efferent pathways c) afferent pathways d) neurons

Biology & Microbiology

Traits such as height, general body structure, skin color, and some behavioral traits are probably caused primarily by genes that behave codominantly or epistatically

Indicate whether the statement is true or false

Biology & Microbiology