What is a short but good definition of the scientific method?

They took the human insulin gene and inserted it into a plasmid to make a recombinant plasmid. then they transformed the bacteria - which means they had the bacteria take up the plasmid.

1. A pulmonary artery carries blood from a. the right ventricle to the lung. b. the lung to the left atrium. c. one lung to the other. d. the pulmonary vein to the heart.

What type of cells form the cortex in the plant roots?

Why are bacteria that live at hydrothermal vents called extremophiles?

Which of the following is NOT a layer of the Sun? a. convective zone c. radiative zone b. core d. conductive zone

Which type of vocal resonance is present if a patient's normal speaking voice sounds clearer and louder during auscultation?

Why does the length of the gene determine length of the mRNA?

Molecules with a relatively high lipid solubility are capable of crossing the membrane a. through specific lipid channels. b. directly through the lipid bilayer. c. only with the addition of energy. d. indirectly by moving across a carrier protein.

Which is the correct representation of energy flow through an ecosystem?

Semi-permeable structure to contain all of the cell parts and to control what goes and comes out of the cell