Explanation:
The cell must be lysed (broken open) to release the nucleus. the nucleus (if present) must also be open to release the DNA. at that point the DNA must be protected from enzymes that will degrade it, causing shearing. [[ once the DNA is released, it must then be precipitated in alcohol...]
(Score for Question 2: ____ of 2 points)
2. Which offspring are the recombinant offspring in this cross?
Answer:
The recombinant offspring in this cross are Yybb and yyBb
(Score for Question 3: ___of 2 points)
3. How far apart are Y and B?
Answer:
Y and B are 16 map units apart
Sea levels rise, loss of habitats, extreme weather events, loss of ecosystems (not enough time for them to adapt to increase in heat) hope that helps