We humans are affecting the global food supply because of climate change. As you know the world is super polluted and threat of climate change is the collapse of food systems: Other threats — flooding, storms, forest fires — may be more sudden and severe in certain regions, but disruptions in food supply will affect virtually everyone.
Match each field of study to the correct piece of evidence. Tiles molecular biology comparative anatomy developmental biology Pairs embryo of a pig and a calf arrowBoth DNA of a pig and a calf arrowBoth limb structure of a pig and a calf arrow Both.
Answer:
Answer is A. Vicariance does not require organisms to disperse.
Explanation:
Vicariance occurs when there is a sudden occurrence barrier , such as geographical area barrier that cause the isolation of species of organisms.
Dispersal involves the movement of the organism while vicariance is the change in environment due to sudden occurrence in the area.
In this case, vicariance does not involve movement of organisms while dispersal involves movement of organisms.
It controls all the involuntary actions like digestion and beating of our heart
