Many diseases are caused by genes that do not function properly. Which technology involves replacing a defective gene with a normal gene?

A) pharmacogenomics
B) recombinant DNA
C) gene therapy
D) cloning


Ans: C) gene therapy

Biology & Microbiology

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Which statement accurately describes the relationship between RNA interference, small interfering

RNA, and micro RNAs?

a. They all describe different methods of post-translational gene regulation. b. Micro RNAs can be broken down into two types: RNA interference molecules and small interfering RNAs. c. RNA interference occurs in two ways: by micro RNA or by small interfering RNAs. d. Small interfering RNAs bind to dicer protein, microRNAs do not; both are types of RNA interference. e. MicroRNAs are transcribed from viruses, small interfering RNAs are transcribed from nuclear DNA; both are types of RNA interference.

Biology & Microbiology

Each of the following is a common shape of prokaryote except

a. vibrios. b. spirilla. c. cilia. d. bacilli. e. cocci.

Biology & Microbiology

Most birds are __________; most mammals are

__________. a. monogamous; not monogamous b. monogamous; monogamous c. not monogamous; not monogamous d. not monogamous; monogamous e. not monogamous; promiscuous

Biology & Microbiology

The flipper of a whale and the wing of a bird are homologous structures.

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

Biology & Microbiology