Answer:
Both DNA and RNA are made up of monomers called nucleotides.
Both RNA and DNA both have 3 nitrogenous bases: Adenine, Cytosine and Guanine.
They are both necessary for the cell to produce proteins.
DNA and RNA both contain pentose sugars.
DNA makes mRNA which then is translated into protein.
Explanation:
Answer:
The crust
Explanation:
The solid, outer layer is called the crust.
Answer:
Proteins can carry nutrients across the plasma membrane. There are also differnet receptros outside the cell that recieve signals as well as inside the cell.
Explanation:
Answer:
3) B
4) A
5) B
Explanation:
3) Sun heats up the air of a particular region due to which the air heated rises up ( as hot air is lighter than cool air ). When the hot sir rises , the cool air from other region comes there & like this wind blow.
4) A toaster uses electricity to produce heat in order to toast bread So here the electric energy is converted to thermal energy.
5) Windmills , Hydroelectricity dams & Ethanol plants have turbines & turbines do have a generator which is to be rotated . When the generator is rotated , electricity is generated.
Xray diffraction images produced by Franklin showed that DNA is a double helix.
