In general, lipids in archaeal cytoplasmic membranes lack true fatty acids

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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What Mendel called "factors," we now call ____

a. nucleotides b. DNA c. chromosomes d. genes e. bases

Biology & Microbiology

The extraembryonic membrane that secretes fluid around the developing embryo is the ____

a. allantois b. amnion c. chorion d. yolk sac e. both the allantois and the yolk sac

Biology & Microbiology

The ____ proteins in plasma particularly contribute to the blood’s osmotic pressure

a. globulin b. hemoglobin c. fibrinogen d. prothrombin e. erythropoietin

Biology & Microbiology

Arteries are distinguished from veins based on all of the following features except the

A) direction of blood flow relative to the heart. B) structure of their walls. C) amount of oxygen present in the blood. D) blood pressure pushing against the walls of the vessels.

Biology & Microbiology