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Part 1 of 8 - 16.65/ 16.65 Points Question 1 of 30 3.33/ 3.33 Points Humans belong to which kingdom? A. Animals B. Plants C. Protists D. Archaea E. Fungi Answer Key: A Feedback: Good job! Question 2 of 30 3.33/ 3.33 Points Which answer choice is not a defining characteristic of life? A. disorder B. use of materials and energy C. homeostasis D. reproduction E. responsiveness to stimuli Answer Key: A Feedback: Good Job! Question 3 of 30 3.33/ 3.33 Points Which of the following is not considered a basic theory of biology? A. Homeostasis B. Cell C. Gene D. Ecosystem E. Atomic Answer Key: E Feedback: Good Job! Question 4 of 30 3.33/ 3.33 Points The major driving force behind evolution is A. natural selection. B. photosynthesis. C. metabolism. D. organization. E. homeostasis. Answer Key: A Feedback: Good job! Question 5 of 30 3.33/ 3.33 Points Which of the following levels of organization would an ecologist be most interested in studying? A. Cells B. Communities C. Tissues D. Organ Systems E. Organs Answer Key: B Feedback: Good Job! Part 2 of 8 - 13.32/ 16.65 Points Question 6 of 30 0.0/ 3.33 Points If you were studying the semifluid interior of the cell you would be studying the: A. Cytoskeleton B. Centrioles C. Cytoplasm D. Centrosome E. Chromatin Answer Key: C Feedback: The cytoplasm is the semi-fluid substance found in prokaryotic and eukaryotic cells. Question 7 of 30 3.33/ 3.33 Points In mammalian species, what structure propels the movement of sperm cells? A. Cilium B. Actin filament C. Flagellum D. Pseudopod E. Intermediate filament Answer Key: C Feedback: Good Job! Question 8 of 30 3.33/ 3.33 Points Which structure can occupy up to 90% of the volume in a plant cell? A. cytoplasm B. nucleus C. chloroplasts D. endoplasmic reticulum E. central vacuole Answer Key: E Feedback: Good Job! Question 9 of 30 3.33/ 3.33 Points Which organelle is physically connected to the nuclear envelope? A. endoplasmic reticulum B. Golgi apparatus C. lysosome D. nucleolus E. mitochondria Answer Key: A Feedback: Good Job! Question 10 of 30 3.33/ 3.33 Points Where are lysosomes produced? A. Nucleus B. Smooth endoplasmic reticulum C. Rough endoplasmic reticulum D. Golgi apparatus E. Mitochondria Answer Key: D Feedback: Good Job! Part 3 of 8 - 13.32/ 16.65 Points Question 11 of 30 3.33/ 3.33 Points If there is a change in allele frequency of a gene pool due to chance, it is referred to as A. natural selection. B. mutation. C. gene flow. D. nonrandom mating. E. genetic drift. Answer Key: E Feedback: Good Job! Question 12 of 30 0.0/ 3.33 Points Which of the following is not a component of natural selection? A. Only certain members of a population survive and reproduce. B. Natural selection results in a population adapting to the local environment.... View Full Document

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