Answer the following statements true (T) or false (F)
1. All tissues are composed of cells.
2. The capacity to maintain a fairly constant body temperature is a homeostatic process.
3. A community is composed of different populations of animals and plants.
4. A defining characteristic that distinguishes prokaryotic and eukaryotic organisms is the lack of cell
structure in one versus the other.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
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The energy made available during cell respiration and fermentation is used to make ________, which is then available to provide energy for cellular work.
Fill in the blank(s) with the appropriate word(s).
What is the oxidized form of the most common electron carrier that is needed for both glycolysis and the Krebs cycle?
A. ATP B. FAD C. pyruvate D. NAD+ E. acetyl-CoA
Sometimes plants produce embryos in seeds without meiosis and fusion of gametes. This process is
known as: a. coevolution. b. apomixis. c. self-pollination. d. mitosis. e. suckering
Although bacteria lack membrane-bound organelles, such as chloroplasts and mitochondria, they can still perform the
functions of these organelles by localizing certain metabolic enzymes on: a. ribosomes. b. the cell wall. c. the plasma membrane. d. the nuclear membranes. e. the endoplasmic reticulum.