A phospholipid molecule contains a “head” portion that ____
a. is hydrophilic
b. is derived from cholesterol
c. contains two fatty acid chains
d. is similar in structure to a triglyceride
e. forms a hydrophobic barrier
ANSWER: a
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The digestion of fats occurs mostly in the
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Arrange the steps in the process of constructing a phylogenetic tree using the distance method in the correct order
i. A distance matrix is created. ii. A tree is constructed which arranges segments or branches derived from pair-wise distance comparisons. iii. The distance between species is measured using character state changes. iv. Phylogenetic inference software is used to choose the best tree. a. i, ii, iii, iv c. iii, i, ii, iv b. ii, iii, iv, i d. iv, iii, ii, i