Tone or tonus does what?
What will be an ideal response?
Answer: Keeps low level of tension on a muscle
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The codon on the ________ matches with the anticodon on the ________ to direct the addition of the correct amino acid to the growing polypeptide chain
A) mRNA / tRNA B) tRNA / mRNA C) DNA / mRNA D) tRNA / rRNA
A woman with normal blood clotting mates with a man who also has normal blood clotting. Their first child is a boy
who has hemophilia. Tests show that the child's hemophilia is X-linked and that he has normal genetic inheritance. You can predict that if the couple has more children together, then it is likely that ____.
a. all of the children will have hemophilia b. half of the boys and none of the girls will have hemophilia c. none of the rest of children should have hemophilia d. all of the boys and half of the girls will have hemophilia e. half of the boys and half of the girls will have hemophilia
What is the evaporation of water from plant tissues called?
a. guttation b. root pressure c. transpiration d. cohesion-tension
What is the function of valves in the veins?
A. remove debris from the blood B. oxygenate the blood C. regulate blood pressure D. prevent the backward flow of blood E. increase the rate of blood flow