Answer:
The two hydrogen atoms and one oxygen atom within water molecules (H2O) form polar covalent bonds. ... As a result of water's polarity, each water molecule attracts other water molecules because of the opposite charges between them, forming hydrogen bonds
It is Big Bang and cannot be proved. A hypotheses must be testable. Big Bang is not testable.
Answer:
The answer should be C: mostly in the 20th century
Explanation:
Option D order includes fewest organisms
Answer:
Non-disjunction of chromosomes.
Explanation:
2 sets of Chromosomes are supposed to be separated into each daughter gamete cells but non disjunction occurred that resulted in both sets of chromosomes being isolated into 1 gamete and the other having no chromosome
