It's high sensitivity I believe
500 million for the first picture and for the text i guess it evolved physical reproductive body cells and parts that makes sexual reproduction change as itself as well as birth due to not only human nature but man made things as well, example: hospitals, medicine, chemicals, etc.
Answer:Algae contributes to the phosphorus cycle
Explanation:Algae are organisms which have distinct chlorophyll and are autotrophic in nature .Most of them live in water.Algae include the Unicellular chlamydomanas and the multicellular sea weed.some algae are colonial and some are filamentuous.Algae possess chlorophyll, carotenoids and phycobillins as pigments.
Algae are important primary producers in the water bodies and produces a significant portion of oxygen.
Some algae eg diatoms are fossilized due to their glass cell wall and are known as diatomaceous earth, which has various uses such as abrasives,tooth paste and as filters.
Red algae produces calcium carbonate which forms coral reefs.
The products of some algae are used as solid gels and source of agar for microorganism culture.
It is called THERAPEUTIC INDEX. Therapeutic index is the comparison of the amount of a particular drug that causes the desired therapeutic effects and the amount that causes toxicity. The index can be low or high. A drug with a low therapeutic index will require only a small increase in dose to produce toxic effects in users.
Answer:
6. Because of how old the rocks are
Explanation:
6. Sedimentary rock forms in layers because of the order they were formed. The older rocks will form first and as time goes on, rock forms above it to create a new layer, and so on.
