Scientists are interested in stem cells because of their ability to
What is to change into any type of cell?
Lipid tails stay untangled and the membrane is more stable because of this part of the cell membrane -
What is cholesterol?
Cell division occurs for what reasons?
What is growth, asexual reproduction, and tissue repair?
Nuclear material/DNA separates or divides during this phase of the cell cycle.
What is mitosis?
A cell moving particles from an area of low concentration to high concentration -
What is active transport?
Multicellular organisms have ________________ cells that perform different tasks.
What is specialized?
This part of the membrane allows certain substances to enter or leave the cell
What is a channel protein?
If you observe a unicellular and multicellular organisms' cells under the microscope, what observations could be made about their organelles?
What is both organisms have similar/the same organelles?
A duplicated chromosome consists of 2 sister ___________ held together by a centromere.
What are chromatids?
This type of passive transport requires the aid of a membrane protein.
What is facilitated diffusion?
The levels of organization in ascending order is
What is cells -> tissues -> organs -> systems -> organism?
The cell membrane maintains homeostasis because it is _______________ - meaning it only allows some things to pass through.
What is selectively permeable?
What was a result of the general acceptance that microorganisms cause diseases?
What is the development and use of antibiotics?
These are the two phases of the cell cycle that make up cell division.
What are mitosis and cytokinesis?
The movement of water across the membrane from an area of high to low concentration is called -
What is osmosis?
During development, the cells of a zygote under what two processes?
What are mitosis and differentiation?
A phospholipid is made of -
What is a phosphate head and 2 lipid tails?
How do human diseases caused by bacteria and diseases caused by viruses respond to antibiotics?
The longest phase in the cell cycle is
What is interphase?
What is leave?
Differentiation means that cells
What is change to have a specific job?
This part of the marker protein is used to recognize your cells from foreign objects in your body.
What is the carbohydrate chain?
The correct order of mitosis is
What is PMAT?
The primary goal of mitosis is to produce 2 daughter cells that are ________________ to the parent cell - meaning they have the same amount of DNA.
What is identical?
Passive transport moves substances _______________ the concentration gradient without using ATP/energy.
What is with or down?