Which scientist worked independently and reached a similar conclusion to Darwin's?

With reference to the recent developments in science, which one of the following statements is not correct?

Which combination of chromosomes in mankind give birth to a male child?

Which of the following correctly represents the law of segregation?

A world chess champion has curly hair, attached earlobes and freckles. Which one of the following traits is NOT likely to be passed on to his/her offsprings?

Which among the following is a character of chloroplast which makes them qualified in self-replication?