Answer:
<em><u>Eukaryotic cells</u></em> contain membrane-bound organelles, such as the nucleus, while <em><u>prokaryotic cells</u></em> do not. Differences in cellular structure of prokaryotes and eukaryotes include the presence of mitochondria and chloroplasts, the cell wall, and the structure of chromosomal DNA.
I will go with A ....as radiation is out of question..... DNA sequence is same in all.......I don't think evolution is a mistake !
so A
Answer:
25%
Explanation:
Based on Mendelian inheritance 4 offs-pings were produced,
XX haemophiliac first girl
XX carrier girl
XY HAEMOPHILIAC first boy
XY normal second boy
Since the father of the woman is haemophiliac, then she is a carrier fro haemophilia (although with normal vision) who inherited the allele of the the sex-linked X chromosomes from the father.