Glucose molecules provide the chemical energy cells use to carry on life processes. Some energy is always lost when cells break down the glucose molecules. Which statement explains how energy is lost in this process?
A Some energy is changed back to glucose.
B Some energy is converted into mass.
C Some energy is converted into heat.
D Some energy is changed into ADP.
C Some energy is converted into heat.
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Answer the following statements true (T) or false (F)
1. A stigma is an organelle that pumps water out of the cell. 2. Sexual spores are also known as conidia. 3. Classification of fungi is based on the type of conidia that they produce. 4. Protozoa that move by means of pseudopodia are in a category known as Sarcodina. 5. Fungi can cause both infectious diseases and microbial intoxications.
Which statement concerning production of bryophyte reproductive cells is true?
a. Spores and gametes are produced by meiosis. b. Spores and gametes are produced by mitosis. c. Spores are produced by meiosis, whereas gametes are produced by mitosis. d. Spores are produced by mitosis, whereas gametes are produced by meiosis. e. Spores and gametes are both used for sexual reproduction.
During which time period did shallow seas cover much of the land and another burst of evolutionary diversification
occur? a. Silurian period b. Permian period c. Devonian period d. Ordovician period e. Carboniferous period
At an aviary exhibit, you notice a species of owl in which some individuals have brown feathers and others have grey feathers. The different feather coloration of the owl species is an example of_____________.
A. Synamorphy B. Polymorphism C. Homoplasy D. Convergent Evolution