Which of the following is a prokaryotic microorganism?
A) helminth
B) protozoan
C) cyanobacterium
D) mold
Ans: C) cyanobacterium
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In mammals, the glomerulus is located within the ____
a. distal convoluted tubule b. Bowman's capsule c. descending segment of the loop of Henle d. proximal convoluted tubule e. ascending segment of the loop of Henle
Which of the following elements is considered an essential macronutrient for plants?
a. zinc b. uranium c. iron d. nickel e. carbon
Reading the RNA sequences in a 5? to 3? direction, a base at the first position of an anticodon on the tRNA would pair with a base at the ________ position of the mRNA
Fill in the blank(s) with correct word
Which statement is NOT true about the events/conclusions from studies during the mid-1800s surrounding the discovery of cells?
(a) Cells came to be known as the smallest universal building block of living organisms. (b) Scientists came to the conclusion that new cells can form spontaneously from the remnants of ruptured cells. (c) Light microscopy was essential in demonstrating the commonalities between plant and animal tissues. (d) New cells arise from the growth and division of previously existing cells.