The driving force that pushes the root tip through the soil is primarily _____
A) continuous cell division in the root cap at the tip of the root
B) continuous cell division just behind the root cap in the center of the apical meristem
C) elongation of cells behind the root apical meristem
D) continuous cell division of root cap cells
C
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Dennis had a history of heart disease in his family and was reducing his intake of saturated fats. Saturated means each carbon atom is bonded to as many hydrogen atoms as it can accept. If a carbon were bonded to two carbons, how many hydrogens could it accept?
A. 0 B. 1 C. 2 D. 3 E. 4
The source of glucocorticoids is the
a. pituitary gland. b. adrenal cortex. c. adrenal medulla. d. thymus gland. e. thyroid gland
Which of the following terms is synonymous with photosynthetic organisms?
a. primary producer and autotroph b. primary consumer and autotroph c. primary producer and heterotroph d. primary consumer and heterotroph e. primary producer and saprotroph
Which of these statements are false? Assume normal face-to-face labs as described in the lab manual. (Choose all that apply)
> Water bottles are acceptable in the lab > Gloves must be worn when working with ALL microorganisms > Closed-toe shoes that cover the top of the foot and heel are required to work in the lab > Uncontaminated paper towels can be thrown away in a regular trashcan > A laboratory coat must be worn at all times while you are in the laboratory > Regular prescription glasses can be substituted for safety glasses or goggles in the lab