What do we call populations of organisms that are usually near the carrying capacity?
A. K-selected
B. r-selected
C. predators
D. parasites
E. perennials
A. K-selected
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The Deinococci stain Gram-positive but have a layered cell wall and an outer membrane that is more like a Gram-negative organism.
Answer the following statement true (T) or false (F)
Which tissue has contractile cells that are joined by intercalated disks, allowing it to contract as a unit?
a. smooth muscle b. cartilage c. skeletal muscle d. cardiac muscle e. adipose tissue
The letter “C” from the above figure represents
a. ectoderm. b. endoderm. c. mesoderm. d. neural plate. e. all of these.
Which of the following is a feature of plant cell division that distinguishes it from animal cell division?
A) formation of a cell plate B) formation of a cleavage furrow C) lack of cytokinesis D) production of four (rather than two) new cells per mitotic division