Select the correct answer. The placement of the double bond goes between which two atoms in this formaldehyde molecule? Note: Hydrogen, carbon, and oxygen hav
one, four, and six valence electrons respectively.
H C O H
O A between the carbon and a hydrogen atom
ОВ. between the carbon and the oxygen atom
C. between the two hydrogen atoms
D. between the oxygen and a hydrogen atom
E. between the oxygen and both hydrogen atoms

Will ! a cell containing a 3% sucrose solution is placed into a beaker containing a 7% sucrose solution. assume the cell’s membrane is permeable to water, but not permeable to the sucrose. where will the water diffuse? explain.

Which fossil organism in whale evolution do you think was the first to live mostly in water? explain your claim with evidence and reasoning?

Which of the following initial observations would more directly lead to this research study? a) ginko biloba is cost effective and also possesses heart-protective, antioxidant, anti-inflammatory properties. b) metformin is an effective treatment of patients with t2d, but shows side effects that complicate the disease state. c) over the past several years, the cost of treating t2d within the united states has increased dramatically. d) many plants contain molecules that improve the health and quality of life of patients with a variety of diseases like t2d. e) t2d affects millions of individuals in the usa and worldwide many of who could benefit from improved therapies.