Most species of Gram-positive bacteria are
a. photoautotrophic.
b. photoheterotrophic.
c. chemoautotrophic.
d. chemoheterotrophic.
e. photochemoautotrophic
D
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Which of the following statements is correct?
A. Global warming is the same as global climate change. B. Global climate change includes changes in patterns of rainfall, but not in patterns of temperature. C. Global climate change includes global warming, but also increased fires, changes habitats, and changes patterns of temperature and rainfall. D. Global climate change has no effects of human populations.
In your 11th year in the field you discover what you think is the common ancestor of the new species of ape and all other gorillas. What types of data would give you the best information on the environment of this ancestral organism?
A. gene sequencing of the new species of ape B. anatomical features of the new species of ape C. behavior of the new species of ape D. fossils of plants and animals found with the fossilized common ancestor E. anatomical features of the fossilized common ancestor
Which of the following is true of an individual with blood type AB?
a) They have red blood cells with A antigens only. b) They have red blood cells with A and B antigens. c) They are classified as the "universal donor" and can donate blood to anyone. d) They produce A and B antibodies. e) They can receive blood from blood type O individuals only.
One of the most popular hikes in Rocky Mountain National Park is the tundra trail. What effects would you expect from hundreds of people walking on this trail every day during the season?
What will be an ideal response?