Answer:
d. circulatory
Explanation:
capillary is one of the 3 blood vessels.
it connects arteries and veins.
Answer:
7.7 billion
The world's population reached 7.7 billion in mid- 2019, having added one billion people since 2007 and two billion since 1994. The growth rate of the world's population peaked in 1965-1970, when it was increasing by 2.1 per cent per year, on average.
Explanation:
Answer&Explanation:
According to the Newton gravitational law the force of attraction is directly proportional to the product of body masses and inversely proportional to the distance separating them
Hence correct answer is The mass of the two objects and the distance between them
The answer is C. lack of competition.
hope that helps