IdeasCuriosas - Every Question Deserves an Answer Logo

Questions in biology

[Answered] Legislation has been ineffective at preserving coral reefs.

[Answered] What term represents the part of an experiment that doesn't change from one trial to the next? A. dependent variable B. constant C. hypothesis D. independent variable

[Answered] Explain the four main factors that drive the process of evolution and provide an example for each.

[Answered] What is the function of the smooth endoplasmic reticulum? A. Lipid synthesis B. Protein degradation C. ATP synthesis D. Glycogen storage

[Answered] Select the best answer for the question. During the Carboniferous period, plants and animals grew very large due to high concentration of A. oxygen in the atmosphere. B. argon in the oceans. C. carbon dioxide in the oceans. D. nitrogen in the atmosphere.

[Answered] In a tabular form, give two differences between mitosis and meiosis.

[Answered] Which structure is found in plant cells but not in animal cells? A. ribosomes B. plasmodesmata C. nucleus D. cell membrane E. mitochondria

[Answered] 15) Restriction length fragment polymorphisms refer to? A) variation in the numbers of DNA repeats B) variability in the sites recognized by restriction enzymes C) differences in the DNA sequence of restriction fragments D) A-C are all true 16) VNTR's occur in A) eukaryotic cells B) prokaryotic cells C) both A & B D) neither A nor B 17) The production of recombinant human insulin and growth hormone are examples of biotechnology. This is accomplished by A) Inserting the insulin gene in E. coli B) Injecting insulin into a diabetic person C) Injecting insulin in a mammalian cell culture D) Inserting the insulin gene in a diabetic person's pancreatic cells

[Answered] Which of these hormones stimulates appetite? A. Ghrelin B. Insulin C. Cholecystokinin (CCK) D. Gastric inhibitory peptide (GIP)

[Answered] Which of the following exists as a filament? A. Amoeba B. Chlamydomonas C. Euglena D. Spirogyra E. Volvox