What is a hydrophobic region?
What will be an ideal response?
Ans: the long, nonpolar fatty acid "tails" of a phospholipid that associates with other nonpolar materials, but do not dissolve in water
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A mutation allows only A gene activity in a developing flower. Which flower part(s) will develop in this plant?
A) sepals B) petals C) stamens D) carpels E) both sepals and petals
In general, most cell inclusions function as energy reserves or as a reservoir of structural building blocks
Indicate whether the statement is true or false.
The role of a sphincter is to____
a. control the passage of materials b. create a churning motion
c. propagate peristalsis d. absorb excess water from feces e. reabsorb water
Which term refers to all of the chemical reactions of the cell?
A. redox reactions B. catabolism C. phosphorylation D. cellular respiration E. metabolism