Phospholipids have a hydrophilic end which is

A) polar and not water soluble.
B) polar and water soluble.
C) nonpolar and not water soluble.
D) nonpolar and water soluble.

Which of the following inaccurately describes primates?

A) nails on hands and feet
B) stereoscopic vision
C) well-developed brain
D) opposable thumb
E) rapid growth after birth

Salivary gland secretion is primarily controlled by the

A) facial and glossopharyngeal nerves.
B) vagus nerve.
C) taste centers of the medulla.
D) intercostal nerves.
E) trigeminal nerve.

The fibrous pericardium surrounds the visceral and parietal layers of the serous pericardium.

Which of the following hormones is considered a mineralcorticoid?

A) cortisol
B) insulin
C) thyroxin
D) aldosterone
E) parathyroid hormone

These noncoding sequences located within coding regions of ____ genes are called ____.

A) only eukaryotic; introns
B) eukaryotic and prokaryotic; introns
C) only prokaryotic; introns
D) only eukaryotic; exons
E) only prokaryotic; exons

Which of the following is an infectious cause of jaundice?

A) trauma
B) gallstones
C) cancer
D) alcoholism
E) hepatitis B

ferns

A) have rhizoids, cuticle, and protected embryo sporophyte; no xylem
B) produce fruit
C) nonseed-bearing, heart-shaped gametophytes; spore-bearing leaves with sori
D) Lycopodium; cone-bearing sporophyte; free-living gametophyte
E) gymnosperm; only one species left
F) pine and redwood; mostly evergreen
G) confined to tropics or warm, temperate zones; resemble squat cone-bearing palm trees
H) flowering plant with two seed leaves
I) flowering plant with only one seed leaf