Over long periods of time, living things have gradually altered as the conditions around them change. A species' strongest traits are passed from one generation to the next. This is what evolution is, the process of gradual change.
Answer:
1170km
65km per hour for 18 hours is just 65*18
the 12k tons bit is just there as a distractor
Explanation:
Answer:
Nucleotides are joined together by covalent bonds between the phosphate group of one nucleotide and the third carbon atom of the pentose sugar in the next nucleotide.
Explanation:
Answer:
The rate of activity of an enzyme might change as pH changes
Explanation:
Enzymes are organic catalysts that controls the rate of a specific chemical reaction.
These materials combines substrates in order to lower the activation energy which might serves as a barrier to chemical action.
- Enzymes have specific reactions which they control.
- Temperature and PH conditions control the rate at which enzymes work.
- They are not all produced from the building block of carbohydrates.
Answer:
When the blood becomes too acidic, the kidneys remove excess H+ ions from the body and excrete them in the urine.
Explanation:
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