Answer:
F,T,T,F
Explanation:
1)false-(its a covalent bond)
A water molecule is formed when two atoms of hydrogen bond covalently with an atom of oxygen.
2)True-(water is a polar molecule)
Water is a polar molecule because the positive end attracts particles of negative charge.
3)True
water dissociates to form hydrogen ions (H3O+) and hydroxide (OH-) ions
4)false
Lower pH number means stronger acid, higher pH number means stronger base.
Answer:
They once thought that humans came from monkeys and apes but now they think they come from a ancient ancestor not from the monkey or ape family.
Explanation:
He wouldn’t have an increase in melatonin because it promotes sleep activity
I beilieve it is Passive transport
Answer:
Disulfiram is a drug used to support the treatment of chronic alcoholism by producing an acute sensitivity to ethanol by inhibiting the enzyme acetaldehyde dehydrogenase, an enzyme which catalyze the conversion of acetaldehyde into acetic acid. Thus, in the presence of disulfiram, the concentration of acetic acid is reduced
