Answer: brain and vessels
Explanation:
False only underwater animals have gills
Much like a cell, a virus is able to
C. change over time.
Which of the following is a contributing reason behind emerging disease?
B. The overuse of antibiotics
Answer:
Reduces heat lost to the water
Explanation:
In some birds such as the geese, to reduce the amount of energy cost when regulation their temperature, some morphological and behavioural has been used to maintain the rate of heat gain and loss. For uninsulated parts of the birds's body such as the legs, there is the presence to countercurrent head exchange between wherein the arteries and veins in the legs lie in close contact with each other in other to retain heat as these uninstalled regions are potential areas of heat loss since they are uninsulated unlike insulated parts (parts covered with feathers). Constriction of the arteries and veins will ensure blood flow to the feet of the geese at a low temperature.
Answer:
Nucleus
Explanation:
Nucleus is the most common cell that a animal will have.
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