Questions from Conceptual Biology

Q: Steroids are among the lipids with no ______. a. double

Steroids are among the lipids with no ______. a. double bonds b. fatty acid tails c. hydrogens d. carbons

Q: ______ groups are the “acid” part of amino acids and

______ groups are the “acid” part of amino acids and fatty acids. a. Hydroxyl (−OH) b. Carboxyl (−COOH) c. Methyl (−CH3) d. Phosphate (−PO4)

Q: In the late 1800s, a biologist studying animal embryos coined the

In the late 1800s, a biologist studying animal embryos coined the phrase “ontogeny recapitulates phylogeny,” meaning that the physical development of an animal embryo (ontogeny) seemed to retrace the...

Q: The photos shown above illustrate a case of synpolydactyly, a genetic

The photos shown above illustrate a case of synpolydactyly, a genetic abnormality characterized by two phenotypes: partially or completely duplicated fingers or toes, and webbing between fingers or to...

Q: Which of the following is a class of molecules that encompasses all

Which of the following is a class of molecules that encompasses all of the other molecules listed? a. triglycerides b. fatty acids c. waxes e. lipids d. steroids f. phospholipids

Q: Why would you think twice about ordering from a restaurant menu that

Why would you think twice about ordering from a restaurant menu that lists the specific epithet but not the genus name of its offerings? Hint: Look up Homarus americanus, Ursus americanus, Ceanothus a...

Q: Beginning physics students are often taught the basic concepts of thermodynamics with

Beginning physics students are often taught the basic concepts of thermodynamics with two phrases: First, you can’t win. Second, you can’t break even. Explain.

Q: Which of the following statements is not correct? a.

Which of the following statements is not correct? a. Energy cannot be created or destroyed. b. Energy cannot change from one form to another. c. Energy tends to disperse spontaneously.

Q: The enzyme trypsin is sold as a dietary enzyme supplement. Explain

The enzyme trypsin is sold as a dietary enzyme supplement. Explain what happens to trypsin taken with food.

Q: An organism’s observable traits constitute its _______. a. phenotype

An organism’s observable traits constitute its _______. a. phenotype b. variation c. genotype d. pedigree