Potassium ions are at high concentrations inside of cells including in neurons.
a. true
b. false
Ans: a. true
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Plant hormones _____
a. may have multiple effects c. are active in adult plants b. are active in developing plant embryos d. are all of these
The sliding-filament model of muscle contraction is described by the action of ____ pulling ____ inward
a. muscle fibers; actin filaments b. myofilaments; sarcomeres c. sarcomeres; Z lines d. actin filaments; myosin filaments e. myosin filaments; actin filaments
Respond to statements 120–124 in reference to the five hormones
listed below. a. estrogen b. luteinizing hormone c. somatotropin d. oxytocin e. antidiuretic hormone M 120. This hormone controls water retention and loss. M 121. The mammary glands are the target for this hormone. D 122. This hormone induces protein synthesis and cell division in young animals. D 123. The kidneys are the target for this hormone. M 124. Uterine contractions are induced by this hormone.
Why is GFP a popular reporter gene?
What will be an ideal response?