The nucleus, it is present in eukaryotes but not prokaryotes. Eukaryotes="true" nucleus. Prokaryotes="no" nucleus
<h3>The answer is:</h3><h2>Hypothesis</h2>
A theory is an educated guess and so is a hypothesis. They both have limited evidence as a starting point for further investigation.
If you have any further questions, do not hesitate to ask me!
-Lena
In the first cross one of the parent has only dominant allele and one has only recessive allele that means the offspring in F1 will be 100% heterozygous
XxYyZz
the gametes resulted from this individual are
XYZ XYz XyZ Xyz xYZ xYz xyZ xyz
it produces 8 types of gamets one of which is xyz the proportion is 1/8
The skeleton of an embryo is made up of cartilage and collagen
Hope this helps :3