CLEP BIOLOGY TEST EXAM WITH CORRECT ANSWERS

What is the key limiting factor on cell size? - correct answerThe size of a cell is limited by the ratio of its surface area to volume. A cell will only remain stable if... - correct answer...the surface area of the plasma membrane maintains a balance with the volume of the cytoplasm. The salivary gland... - correct answer...secretes saliva which enters the digestive tract and aids the digestive process. Gregor Medel - correct answerStudied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed. In order to become an established part of an island ecosystem there must be... - correct answer...a populations large enough to ensure successful reproduction, a food source, a suitable habitat, and a source of moisture. Lymphocytes - correct answerAre cells involved in immunity and are produced in bone marrow as stem cells. B Cells - correct answerProduce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins, bacteria).