Chemical events in cells are regulated primarily by mechanisms that control either the concentration or the activity of:Group of answer choicesacids.enzymes.sugars.bases.

The cell activities are controlled by

[1] is all the controlled, enzyme-mediated chemical reactions by which cells acquire and use energy as they synthesize, store, degrade, and eliminate substances.

Select all that applyIndicate some mechanisms by which hormones exert their effects.Multiple select question.They may change the activity of an enzyme.They may alter the rate of transport of chemicals across the cell membrane.They produce specific responses to external stimuli.They alter the metabolic activities of tissues.

Regulatory mechanisms in metabolic pathways do which of the following?Group of answer choicesA) allow for pathways like amino acid synthesis and amino acid catabolism to occur at the same time to the same degreeB) allow an organism to use the right fuel at the right timeC) use one or two methods to regulate enzymes to control the flux through a given metabolic pathwayD) ensure there are more end products of biosynthetic pathways than neededE) all of the above

The term refers to all of the chemical reactions that occur in a cell.