1. The scientific study of life is called: A. biology B. ecology C. anatomy D. biochemistry E. limnology 2. Human beings are _______________ because they are composed of many cell types. A. unicellular B. acellular C. asymmetrical D. autotrophic E. multicellular 3. A/an _______ is composed of a group of similar cells that perform a particular function. A. organ B. system C. organism D. tissue E. population 4. Choose the CORRECT order (1-5) of increasing complexity/organization. A. (1) tissues, (2) organ systems, (3) cells, (4) organs, (5) organism B. (1) cells, (2) organ systems, (3) tissues, (4) organs, (5) organism C. (1) tissues, (2) organs, (3) organ systems, (4) cells, (5) organism D. (1) cells, (2) tissues, (3) organs, (4) organ systems, (5) organism 5. In an experiment designed to test the effect of temperature on goldfish respiration, the temperatures that were changed represent the ______ variable. A. control B. responding C. experimental D. correlative E. placebo 6. Which of the following is considered a basic tissue type? A. epithelial B. connective C. muscle D. nervous E. All of the above …show more content…
Glycolysis occurs within the ___________ and the citric acid cycle and electron transport chain occur within the _____________. A. mitochondrion, cytoplasm B. mitochondrion, plasma membrane C. cytoplasm, mitochondrion D. cytoplasm, lysosome E. plasma membrane, cytoplasm
18. The formation of ______ bonds involves the transfer of electrons from one atom to another nearby atom. A. covalent B. ionic C. hydrogen D. polar E. all of the above 19. In an acidic solution: A. the number of H+ is less than the number of OHB. the number of OH- is greater than the number of H+ C. the number of H+ is equal to the number of OHD. the number of H+ is greater than the number of OHE. none of the above 20. Glucose breakdown leads to _________. A. DNA replication B. ATP buildup C. RNA synthesis D. ATP degradation E. ADP