1.Fossils
2.Location
Scientist use fossils to study body structures and compare them.
Scientist use location to study location to see how organisms used their features to cross water or survive in different temperatures.
Answer:
Temperature
Altitude or Elevation
Moisture or water vapour.
Explanation:
<u>Answer:</u>
Charles Darwin’s study of evolution predicts that genetic evidence would show that all organisms share a common ancestor.
Option: (B)
<u>Explanation:
</u>
- Through his "theory of evolution", Darwin found that the species exist and new species form based on natural selection.
- He studied the animals and birds in Galapagos island for his evolution theory.
<u>The four key points of Darwin's Theory of Evolution:</u>
- individuals of any species are not identical;
- genes are passed from one 'generation' to another;
- more offspring are born than can survive;
- only the 'survivors of the competition' for the resources will reproduce.
The structure of DNA is double helix which looks like twisted ladder. The sides of the DNA molecule, the rails of the ladder are composed of alternate phosphate and sugar molecules.
Due to the laws of motion the airbag causes force in the other direction while the person is moving forward, thus trying to equal out the force acting apon the person to make them stay in place.
