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Questions in biology

[Done] Which of the following is found in all viruses? A. protein coat B. cell membrane C. membrane-bound organelles D. ER E. mitochondrial DNA

[Done] One reason common names are not useful to biologists is that they: A. are in Latin. B. can apply to more than one animal. C. are too long. D. require the use of a dichotomous key. What is the answer and why?

[Done] What is the major reason why fungus-like protists are not fungi?

[Done] Which group of organic compounds contains fatty acids? A. carbohydrates B. lipids C. nucleic acids D. proteins

[Done] One difference between cell division in plant cells and in animal cells is that plant cells have A) centrioles B) centromeres C) a cell plate D) chromatin Provide additional information or examples related to this difference.

[Done] What is the DNA backbone made of? A. a nitrogenous base and a sugar molecule B. nitrogenous bases, sugar, and phosphates C. sugar and phosphates D. a polymer of nitrogenous bases

[Done] One of the first scientists to propose that species change over time was A. Charles Darwin. B. Charles Lyell. C. Jean Baptiste Lamarck. D. Alfred Russel Wallace.

[Done] Can you use "ribosomal RNA" in a sentence?

[Done] Describe what a virion is.

[Done] Lignin: a. is needed directly for photosynthesis. b. is a red pigment. c. provides structural support and waterproofing to plants. d. is the female reproductive cell in seed plants.