B, ocean trenches are formed after a underwater volcano has erupted.<span />
Answer: Example for multiple alleles is human blood type
Explanation:
Blood types exsist as four possible phenotypes A,B,AB, and O .
<span> In </span>animal cells centrioles<span> organise the pericentriolar material to produce microtubules including mitotic spindle fibres.</span><span />
The answer is tomatoe juice... I think
Prokaryotes do not contain membrane, and eukaryotes do contain membrane.