I'm pretty sure it's Cells
Certain fossils, called index fossils, help geologists match rock layers. To be useful as an index fossil, a fossil must be widely distributed and represent a type of organism that existed for a brief time period. Index fossils are useful because they tell the relative ages of the rock layers in which they occur.
The right option is d. Orthostatic
hypotension
Orthostatic hypotension is a form
of low blood pressure that occurs on standing up from sitting or lying down. It
is caused as a result of blood loss, dehydration or aneamia. The most common
symptom of orthostatic hypotension is lightheadedness or dizziness which usually
last less than a few minutes.
The best answer to the question above is <span>The elbow is distal to the wrist.
Our body is made up of eight regions. To avoid confusion, there are c</span><span>linical anatomy terms to describe these eight body regions. These are:
</span><span>Superior, </span><span>Inferior, </span><span>Anterior.,</span><span>Posterior, </span><span>Median, </span><span>Medial, </span><span>Lateral, </span><span>Proximal, </span><span>Distal, </span><span>Superficial,</span><span> </span><span>.</span><span>Intermediate,</span><span> </span><span>Deep, </span><span>Unilateral, </span><span>Bilateral, </span><span>Ipsilateral, and </span><span>Contralateral.</span>