The smallest and most numerous blood vessels in the body are the
a. venules
b. veins
c. arteries
d. capillaries
Ans: d. capillaries
Biology & Microbiology
You might also like to view...
Enzymes present in the lumen of the Golgi apparatus are responsible for modifying proteins and lipids. What is the likely origin of these enzymes?
A. free ribosomes B. the rough endoplasmic reticulum C. the smooth endoplasmic reticulum D. the cytosol
Biology & Microbiology
Humans have disrupted the nitrogen cycle primarily by ____
a. irrigation b. cutting down forests c. using nitrogen-containing fertilizers d. crop rotation e. leaching
Biology & Microbiology
Eukaryotic mRNA contain non-coding regions called
A) introns. B) exons. C) transposons. D) transcriptons.
Biology & Microbiology
The funnel-like chamber of the kidney that collects urine is called the
A) smooth muscle. B) glomerulus. C) renal pelvis. D) renal medulla. E) renal cortex.
Biology & Microbiology