____________ are the most basic building blocks of heredity.

a. Enzymes
b. Genes
c. Neurons
d. rNA
e. None of the above


Genes

Biology & Microbiology

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One of the most common of all childhood cancers is

a. bronchogenic carcinoma. b. glioblastoma. c. Wilms tumor. d. osteogenic sarcoma. e. multiple myeloma.

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Which of the following are characteristics of self-compatible plants?

A. They are physically isolated. B. Their pollinators are common. C. They are wind pollinated. D. Carpels and stamens are on separate plants.

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