How did Dr. Steen Willadsen clone mammals? A) He took an embryo and split it to produce identical twins.
B) He transplanted the nuclei of adult cells into donor egg cells.
C) He transplanted the nuclei of embryos into donor egg cells.
D) He transplanted the nuclei of adult cells into the cells of an embryo.

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

How water is moving through the ecosystem ?