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What is a substance that brings about reactions without being changed itself?
Wiki User
∙ 11y ago
A catalyst
Wiki User
∙ 11y ago
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What substance is most vital for all our body systems?
The circulatory system brings the needed substances to the body tissues.
What is the chemical compound that provides physical structue and brings about movement and energy use and other cellular functions?
enzymes catalyse cellular reactions (but they have little part in the actual reaction) it depends on what kind of structure you are talking about
Why does a cloudy sky bring about cool weather?
The cloudy weather brings us cool weather because of the air without air we will die.
What type of weather does high pressure brings?
Sunny hot days without rain.It whould bring warm hot sunny days without a chance of precipitation (rian snow sleet or hail)
Explain what a chemical change is?
a chemical change is a change which brings about a change in the chemical properties of a substance which cannot be reversed through physical means like heating or cooling.
An enzyme is a that brings about chemical reactions in living things?
Protein nig
What happens when a vesicle brings a substance into a cell?
endocytosis
What is the most important substance that the respiratory system brings into the body from air?
OXYGEN
How do you think California changed with the coming of the railroad?
it brings more people
Stirring brings substance together so they can do what?
this happens becuasr the atoms are colser togther
What substance is most vital for all our body systems?
The circulatory system brings the needed substances to the body tissues.
What brings thermal energy to the surface?
Thermal energy is the total amount of energy in a substance. A lot of the things could bring it to the "surface"
How do you get email picture changed?
It depends on what emailing company you use, but on mine (AOL) you just click on the profile picture icon and it brings you to options...
What wouldn't the kidney work without the what?
The Kidneys would not work without a blood supply. Blood brings water and waste materials from the rest of the body.
What flies without wings what passes all things what mends all sorrow what brings the morrow?
Time
What flies without wings what passes all things what mends all sorrows what brings the marrow?
time
An attitude associated with a word is called?
This could be the word's connotation. (what it brings to mind without being said)
