Easy the pouch expands when the mother kangaroo has three kids so whatever how many whatever how many kids the kangaroo has is how much the pouch called
Answer: "endodermis" .
_______________________________________
The answer is ( In the early stages the embryos of four different species will look the same .For example, fish embryos and human embryos both have gill slits. In fish they develop into gills, but in humans they disappear before birth. That what makes them different.)
I think it is C. biosphere because that is where life lives. Hope this helps!
Answer:
Answer is A. Expression of Cadherin gene in the cell that do not normally adhere to each other( or have low adhesion function).
Explanation:
Not that, the level of Cadherin expression influences the streght of adhesion and the type of Cadherin expressed, in determining the specificity and property of interaction.