A centrifuge helps you to <em><u>determine the volume of different components of </u></em><em><u>blood.</u></em>
Therefore, The option you marked is correct.
<em>Benjemin</em>
Just about every living organism on Earth can be placed in one of two classes: prokaryotes and eukaryotes. A prokaryote is a cell without a nucleus and eukaryotes are cells that contain nuclei. There's one quick test to distinguish prokaryotes from eukaryotes: if you can see a single organism, it's a eukaryote.
You would expect to see abnormal limb development.
A long-range shh enhancer regulates expression in the developing limb and fin is associated with preaxial polydactyly. Consequences of deletion and mutation of the limb enhancer in a mouse would be an abnormal development of the limb which is regulated by the Shh enhancer.