Lipids Quiz – Flashcards

Which characteristic of trans fats has been linked to an increased risk of heart diseases? A) They increase the levels of both HDL and LDL B) They increase the levels of HDL C) They increase the levels of LDL

What is this structure? A) phospholipid B) unsaturated fatty acid C) cholesterol D) saturated fatty acid E) triglyceride

What is the name of this structure? A) phospholipid B) triglyceride C) unsaturated fatty acid D) cholesterol E) saturated fatty acid

How many glycerols in a triglyceride? A) 1 B) 2 C) 3 D) 4

Which lipid provides a water protective layer on the surface of some animals and plants? A) phospholipids B) triglycerides C) waxes D) steroids

Which part of the lipid shown is hydrophilic? A) The entire phospholipid is hydrophobic B) The entire phospholipid is hydrophilic C) The red circle D) The blue lines

What type of molecule is shown here? A) Nucleic Acid B) Carbohydrate C) Protein D) Lipid

Which cell structure is made mostly of phospholipids? A) ribosomes B) cytosol C) membranes D) chromosomes

hich lipids have fused carbon rings? A) Steroids B) Phospholipids C) Waxes D) Triglycerides

What is this structure? A) unsaturated fatty acid B) cholesterol C) phospholipid D) saturated fatty acid

Which lipid is mainly used for energy storage? A) waxes B) steroids C) triglycerides D) phospholipids

Which of the following are functions of steroids? Select all that apply. A) communication B) maintain membrane fluidity C) precursors to vitamins D) enzymes

What type of lipid is shown here? A) Phospholipid B) Steroid C) Triglyceride D) Fatty acid

Which type of lipoprotein is carried to the liver for processing? A) LDL B) HDL C) Both of these

The fatty acid tails of the phospholipids are _______________ A) hydrophilic B) hydrophobic C) amphipathic

What is this structure? saturated fatty acid unsaturated fatty acid cholesterol triglyceride phospholipid

Which molecule makes up the bulk of a cell's membrane? A) Proteins B) Phospholipid C) Monosaccharides D) Polysachharides

What is this structure? A) saturated fatty acid B) unsaturated fatty acid C) cholesterol D) triglyceride E) phospholipid

What is this structure? A) saturated fatty acid B) phospholipid C) cholesterol D) unsaturated fatty acid

Which lipids have 2 long hydrocarbon chains linked by an ester group? A) Waxes B) Steroids C) Phospholipids D) Triglycerides

Which lipids have fused carbon rings? A) Steroids B) Phospholipids C) Triglycerides D_ Waxes