Thursday, May 20, 2010

Can anyone PLEASE HELP PLEASE!!!?

1.If a human zygote splits after the two-cell phase the result is___.





2.A human zygote is produced from two gametes that are identical in____.





3.Which structure is formed as a result of the process of differentiation?





4Which of the following structures forms only in plant mitosis?


a)cell plate b)centrioles c)chromotids d)asters





AND





Is the number of chromosomes in a human body (somatic) cells 23?





THANK YOU!! VERY APPRECIATED!!

Can anyone PLEASE HELP PLEASE!!!?
dont have a clue
Reply:1. identical twins





2. chromosome number (?!)





3. not sure





4. a. cell plate





5. The total number of chromosomes in a human somatic cell is 46--23 are contributed by the maternal parent and 23 by the paternal parent.
Reply:A) identical twins





B) chromosome number





C) the internal organotypical structure





D) cell plate





No it's 46 (23 from each parent)





Hope this helps





Good Luck





xxx


No comments:

Post a Comment