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26) In a workout your muscle cells produce lactate, yet you maintain a constant blood pH because ________.    A) endothelial cells secrete excess H+ to prevent a decrease in pHB) the respiratory system removes excess H+ from the blood before the pH is loweredC) metabolic acids are neutralized in muscle cells before released into the bloodD) metabolic bases are produced at the same rate by muscle cells to neutralize the acidsE) the body contains chemicals called buffers that resist changes in pH

29) A ________ reaction breaks a ________ down into its monomers.A) dehydration synthesis; polymerB) polymer; moleculeC) hydrolysis; polymerD) condensation; reactantE) dehydration synthesis; molecule

27) A chemical reaction that removes electrons from an atom is called a(n) ________ reaction.A) anabolic    B) reductionC) hydrolysis    D) condensationE) oxidation

20) The bonding properties of an atom are determined by its ________.    A) electronsB) photonsC) neutronsD) protonsE) positrons

Biological membranes contain bilayers containing mostly _________ blank.

Experiments are carried out to test a hypothesis by changing one variable at a time and should include an unchanged variable termed a(n) _________ blank.

What is the first stage of Jean Piaget’s cognitive development and what occurs in this stage?

Name the processes of this cell (at the arrows) dendrites.png [BLANK-1]

Name this tissue nervous.png [BLANK-1]

Name the cells at the arrows osteocytes.png [BLANK-1]