Question and answer
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
Question
Asked 10/27/2010 11:25:36 AM
Updated 9/16/2014 4:56:55 PM
3 Answers/Comments
Edited by Janet17 [9/16/2014 4:51:10 PM]
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Original conversation
User: 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.
Expert answered|greatromances|Points 90|

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.
Expert answered|greatromances|Points 90|

User: The plasma membrane is a _____ bilayer. A. lipid B. phospholipid C. carbohydrate D. protein

Weegy: Lipid
Expert answered|greatromances|Points 90|

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
Expert answered|greatromances|Points 90|

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.
Expert answered|greatromances|Points 90|

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.
Expert answered|greatromances|Points 90|

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
Expert answered|greatromances|Points 90|

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.
Expert answered|greatromances|Points 90|

Question
Asked 10/27/2010 11:25:36 AM
Updated 9/16/2014 4:56:55 PM
3 Answers/Comments
Edited by Janet17 [9/16/2014 4:51:10 PM]
New answers
Rating
8
The plasma membrane is a PHOSPHOLIPID bilayer.
Added 9/16/2014 4:53:22 PM
This answer has been confirmed as correct and helpful.
8
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.
8
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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Questions asked by the same visitor
The mechanisms that regulate when a cell divides fail to work in cancer patients. True False
Weegy: True - The mechanisms that regulate when a cell divides fail to work in cancer patients. User: Flatworms can be cut in half, creating two new individuals, by _____. binary fission multiple fission fragmentation budding Weegy: budding. (More)
Question
Expert Answered
Updated 9/16/2014 5:04:30 PM
1 Answer/Comment
Flatworms can be cut in half, creating two new individuals, by FRAGMENTATION.
Added 9/16/2014 5:04:30 PM
This answer has been confirmed as correct and helpful.
Angiosperms _____. have flowers have cones are nonvascular are seedless
Weegy: Are not there choices? (More)
Question
Expert Answered
Updated 9/16/2014 5:06:01 PM
1 Answer/Comment
Angiosperms: have flowers.
Added 9/16/2014 5:06:01 PM
This answer has been confirmed as correct and helpful.
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