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Organisms have the ability to regulate their internal environment in order to maintain a steady state called _____. metabolism homeostasis life
Organisms have the ability to regulate their internal environment in order to maintain a steady state called homeostasis.
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Expert answered|DEANA|Points 121|
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Asked 10/27/2010 11:17:22 AM
Updated 9/16/2014 5:08:58 PM
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Edited by Janet17 [9/16/2014 5:08:54 PM]
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The cell theory teaches that _____. A. the basic unit of life is the organism B. the basic unit of life is the cell C. all cells have the same basic structure D. cells are miniature reflections of the organisms from which they are taken
Weegy: The cell theory teaches that the basic unit of life is the cell. User: A light microscope that makes the specimen appear light on a dark background is called a(n) _____. A. compound microscope B. electron microscope C. dark-field microscope Weegy: A light microscope that makes the specimen appear light on a dark background is called a dark-field microscope. User: The plasma membrane is a _____ bilayer. A. lipid B. phospholipid C. carbohydrate D. protein Weegy: Lipid User: When an animal cell is placed in a hypotonic solution, _____. A. it will gain water and may burst B. it will lose water and shrink C. it will remain the same size D. the cell's reaction cannot be determined Weegy: A. it will gain water and may burst User: When the cell excretes sodium from within, against the natural tendency of matter, it is performing _____. A. passive diffusion B. facilitated diffusion C. active transport D. pinocytosis Weegy: Sorry. but I can't help you with that one. User: oh its alright how bout this one? The plasma membrane is _____. A. permeable B. semipermeable C. rigid D. around the nucleus Weegy: The plasma membrane is permeable to specific molecules, however, and allows nutrients and other essential elements to enter the cell and waste materials to leave the cell. User: Water can move freely through the membrane from a higher to a lower concentration in a transportation process called _____. permeability osmosis mitosis meiosis Weegy: Osmosis User: A cell is placed in a water solution with the same salt concentration as the cell. The cell is placed in a _____. hypotonic solution hypertonic solution isotonic solution Weegy: Isotonic solution: A solution that has the same salt concentration as the normal cells of the body and the blood. As opposed to a hypertonic solution or a hypotonic solution. (More)
Question
Expert Answered
Updated 9/16/2014 4:56:55 PM
3 Answers/Comments
The plasma membrane is a PHOSPHOLIPID bilayer.
Added 9/16/2014 4:53:22 PM
This answer has been confirmed as correct and helpful.
When the cell excretes sodium from within, against the natural tendency of matter, it is performing ACTIVE TRANSPORT.
Added 9/16/2014 4:56:00 PM
This answer has been confirmed as correct and helpful.
The plasma membrane is SEMIPERMEABLE.
Added 9/16/2014 4:56:55 PM
This answer has been confirmed as correct and helpful.
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