Which of the following carbon based biomolecules is NOT directly involved in regulating what enters or leaves a cell through the cell membrane?Group of answer choicesNucleic AcidsCarbohydratesProteinsLipids

Which of the following molecules are present in a cell membrane?Select all that apply.Group of answer choiceshydrocarbonslipids (fats)carbohydratesprotein

Which of the following is least likely to be part of a cell membrane?Group of answer choicesphospholipidstransport proteinsproteoglycansglycoproteins

Which of the following would be found in the membrane of an animal cell?Multiple select question.Embedded nucleotidesCholesterol moleculesEmbedded proteinsPhospholipid bilayerCellulose

Which molecule can directly pass through the phospholipid bilayer of the cell membrane? Multiple ChoiceSodiumGlucosePotassiumCarbon dioxideCalcium

Cell membranes are composed mainly of _____.Multiple choice question.phospholipidscarbohydratesnucleic acids