Answer:
A, B, E
Explanation:
The magma rising through the cracks makes new younger rocks close to the crack as the magma follows out and hardens. This means that rocks farther away from the crack are older because they where formed when they where right next to the crack. They are father away meaning they got pushed back as time went on.
Mid ocean ridges are a result of the spreading not the cause.
Because they are in the middle of the ocean and they are moving constantly i dought the mid ocean ridges are creating continents.
Answer:
5 bases
Explanation:
If there are 17 amino acids and only 2 bases that can be combined in order to make a codon then:
for 4 bases is 16 and it is not enough combination for all 17 amino acids
for 5 bases is 25 combinations (meaning that more than one codon could code for the same amino acid).
The answer is false they are not motile. Motile means being able to move, and eggs are not able to move. Hope this helped!
Answer: Mucus traps pathogens and destroys them before they can enter the body.
Explanation:
Mucus is a thick viscous liquid secreted by the mucous membranes typically present in the salivary and nasal glands. The mucous secreted by these glands capture the entering disease causing pathogens inside the body. The minute single celled pathogens get stick to the viscous mucous. The mucous destroys these pathogens and prevents the cause of disease.