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Questions in biology

[Answered] What were the first true plants? A. Angiosperms B. Algae C. All answers are correct D. Liverworts

[Answered] How did the first true plants reproduce? A. Via spores B. Via flowers C. Via evolution D. Via seeds

[Answered] Plasmids differ from transposons because plasmids A) become inserted into chromosomes B) are self-replicated outside the chromosome C) move from chromosome to chromosome D) carry genes for antibiotic resistance E) none of the above

[Answered] What were the first flowering and fruiting plants thought to be? A. Wild grapes B. Magnolias C. Sunflowers D. Liverworts

[Answered] When an experiment is replicated, how should the results of the two experiments compare? A. The results of the first experiment should be less accurate. B. The results of the second experiment should be less accurate. C. The results of the experiments should be similar. D. The results of the experiments should be one hundred percent certain.

[Answered] Match the following descriptions relevant to the scientific method to the correct terminology. An explanation of a particular event or thing. Choose... Identifying a problem, collecting data, forming tentative hypotheses, and performing experiments to test the hypotheses. The scientific method A tentative, testable explanation of some observations. Hypothesis Data collected about natural processes using one or more of the five senses. Observations

[Answered] Mechanism by which the presence of glucose inhibits the lac operon. A) blocks DNA replication of the lac gene B) blocks translation of the lac mRNA C) blocks RNA polymerase from binding to the DNA D) blocks RNA polymerase from transcribing the DNA

[Answered] What are considered to be the most modern plants? A. Vegetables B. Ferns C. Fruits D. Sunflowers

[Answered] Biological taxonomic classification schemes are made as an attempt to see how plants are related. A. True B. False

[Answered] What causes muscle fatigue during prolonged exercise? A. Excessive oxygen availability in muscle tissues. B. Permanent shortening of muscle fibers. C. Accumulation of metabolic byproducts and depletion of energy reserves. D. Increased calcium levels in the sarcoplasm.