The sinoatrial node controls the heartbeat.
Answer the following statement true (T) or false (F)
True
The sinoatrial node controls the heartbeat.
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Two examples of lateral meristems in plants are _____
A) vascular cambium, producing cork; cork cambium, producing secondary phloem B) vascular cambium, producing secondary xylem; cork cambium, producing secondary phloem C) vascular cambium, producing secondary xylem; cork cambium, producing cork D) vascular cambium, producing secondary phloem; cork cambium, producing secondary xylem
The nervous system of many species of flatworms
a. consists of a single, large ganglion in the anterior end. b. is sometimes referred to as tubelike. c. includes two dorsal nerve cords. d. is diffuse and netlike. e. is a “ladder-type.”
Mechanoreceptors are not evenly spaced on your body. What is an advantage of having mechanoreceptors located farther apart?
A) allows often used parts of the human body to feel pressure more severely than areas where mechanoreceptors are closer together B) allows often used parts of the human body to feel pressure less severely than areas where mechanoreceptors are closer together C) allows for greater dendrite regeneration after the body has experienced excessive pressure D) allows for a thicker epidermis than in areas where mechanoreceptors are closer together
Elongation factor, a protein required for eukaryotic (transcription/translation/expression), is the cellular target of the toxin produced by Corynebacterium diphtheriae
What will be an ideal response?