This nucleotide is found in RNA but not in DNA: ________

Fill in the blank(s) with correct word


uracil

Biology & Microbiology

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In comparing DNA replication with RNA transcription in the same cell, which of the following is true only of replication?

A. It uses RNA polymerase. B. The entire template molecule is represented in the product. C. The process occurs in the nucleus of a eukaryotic cell. D. It makes a new molecule from its 5' end to its 3' end. E. The process is extremely fast once it is initiated.

Biology & Microbiology

An earthworm detects sound

a. through specialized tympanic membranes located near the head. b. through a thinned region of the exoskeleton. c. through general mechanoreceptors on its skin. d. by using a specialized organ that measures the frequency of vibration of the surrounding dirt particles. e. through a series of mechanoreceptors arranged in a lateral line.

Biology & Microbiology

The respiratory surface of an earthworm is

found in the

a. lungs. b. gills. c. skin. d. gastrovascular cavities. e. trachaea

Biology & Microbiology

Which muscle extends the hip when walking and climbing?

a. gluteus maximums b. biceps femoris c. gastrocnemius d. sartorius e. quadriceps femoris

Biology & Microbiology