Answer:
objective observations
Explanation:
These observations are based on specific events that have already happened and can be verified by others as true or false.
Pretty sure I'm wrong
Answer:
The 'gene' which causes (inherited, red and green types of) colour blindness is found only on the X chromosome. So, for a male to be colour blind the colour blindness 'gene' only has to appear on his X chromosome. For a female to be colour blind it must be present on both of her X chromosomes.
Explanation:
The answer is B.
Sex cells are formed by a process called meiosis, not mitosis.
