The heart rate would decrease because there is less oxygen being supplied to the cells for cellular respiration, and also your muscles won't get the blood it needs. Blood also contains oxygen and glucose which cells need to convert food to energy and to survive, so if the cells don't get blood they will die which will eventually kill the organism
I don't belev there will b another planet.....they took Pluto off cause it was too small to b co side red as a planet as there r lots of other stars or whatevr that size...I cud b wrong in this idk
Answer:
B) meteorite sample
Explanation:
The age of the solar system, derived from the study of meteorites (thought to be the oldest accessible material around) is near 5 billion years; that of the Earth is taken as 4.6 billion years. The oldest rocks on Earth are dated as 3.8 billion years.
Answer:
Continuous variations are formed due to chance segregation of genes during gamete formation, crossing over and chance combination during fertilization. They can increase adaptability of the race but cannot form new species.
