GuideFoot - Learn Together, Grow Smarter. Logo

Questions in biology

📝 Answered - The cell membrane does all of the following except: A. Contains the hereditary material B. Acts as a boundary or border for the cytoplasm C. Regulates passage of material in and out of the cell D. Functions in the recognition of self

📝 Answered - ATP is produced during the process of cellular respiration. Which is the order of the steps of cellular respiration? A. Krebs cycle, Calvin cycle, electron transport B. electron transport, Krebs cycle, glycolysis C. glycolysis, Krebs cycle, electron transport D. Calvin cycle, electron transport, glycolysis

📝 Answered - Which statement best describes one way that both plants and animals fight pathogens? A. Both have an antigen–antibody response. B. Both have a protective outer layer. C. Both produce lymphocytes. D. Both have a lymphatic system.

📝 Answered - How would a rapid increase in emigration affect a country's population growth rate? Select one: a. Keep it relatively stable. b. Cause an increase in growth rate. c. Cause a decrease in growth rate. d. Cause a sharp increase and then a decrease in the growth rate.

📝 Answered - The structure that allows for the formation of an electrochemical gradient is the ____________. Select one: A. Ribosome B. Thylakoid membrane C. Stroma D. Inner membrane of chloroplast

📝 Answered - Any fracture or system of fractures along which the Earth moves is known as a fault.

📝 Answered - Vascular plants grow to incredible heights. Which of the following features could be credited for their height? A. well-developed vascular system B. brightly colored flowers C. numerous leaves to outcompete other plants for sunlight

📝 Answered - Which phrase best describes osmosis? A. the process by which the cytoplasm physically divides B. the process of DNA synthesis C. the process where distribution of molecules is balanced out by their movement D. the process where a selectively permeable membrane allows the movement of water through it

📝 Answered - A scientist discovers a new organism that is related to clownfish. What can the scientist discover by using molecular clocks? A. The date that the organism first appeared in the fossil record B. The age of the organism C. The amount of time that the two species have been evolving apart D. The number of years that fish have existed

📝 Answered - All organisms are made of four different types of carbon-based molecules. These four types of macromolecules include carbohydrates, proteins, lipids, and which other type of molecule? A) Nucleic acid B) Water C) Glucose