Which of the following is NOT one of the base pairs of DNA?

a. guanine

b. cytosine

c. thymine

d. adrenaline

Reuptake is the sending neuron's process of recycling neurotransmitters, true or false?

What is the charge of a hypothetical ion with 85 protons and 87 electrons?

Give reason brick is a solid

Question 2 Which describes an atom with a negative net charge? A It contains more electrons than protons. B It contains more protons than electrons. C It contains more neutrons than protons. D It contains more neutrons than electrons.

Which would most likely be the pH of a highly-corrosive acid

Correctly identify the generic formula for a synthesis reaction. a. AB + A+B b. A+B → AB c. CxHx + O2 → CO2 + H2O d. AB + C + AC + B e. AB + CD → AD + CB

Zinc phosphide, Zn3P2, is often used as a rat poison. Phosphorus has 5 valence electrons. How many valence electrons does each zinc atom lose?

Nonrenewable resources are?

Watch the animation, then check off the samples that will conduct electricity. Check all that apply. View Available Hint (s) Check all that apply. NaCl solution Solid NaCl Solid sugar Sugar solution

Burning wood represents a chemical change. True or False?