Lymphoid organs in the immune system, includes the bone marrow
Geiger-Muller tube is instruments requires you test three times the background of the work area.
<u>Explanation</u>:
These detectors are gas filled detectors and hence requires time for responding to the value. This time is taken because during this period it collects the electric charges and features of the electric circuit. It also gets stabilized during this period. This device has thumb rule i.e one must wait or hold for at the least 3 times the time constant before getting the precise and accurate reading. The time constant order is 10 seconds for the ionization chamber but for the Geiger counter it can vary from seconds to greater than 20 seconds
Answer:
Entre ellas la más destacada y elaborada es la Hipótesis de la Automedicación que propone que los trastornos por dependencia de drogas son el resultado de la existencia de una alteración biológica
Explanation:
Structurally, plant and animal cells are very similar because they are both eukaryotic cells. They both contain membrane-bound organelles such as the nucleus, mitochondria, endoplasmic reticulum<span>, </span>golgi<span>apparatus, </span>lysosomes<span>, and peroxisomes</span>
Answer:
d. to produce the soil
Explanation:
pioneer species produce soil so other species less hardy can grow
