The universe is about 13.8 billion years ago.
<u>Explanation:</u>
In physical cosmology, the age of the universe is the time slipped by since the Big Bang. The present estimation of the age of the universe is around 13.8 billion years (starting at 2015) – 13.799±0.021 billion years inside the Lambda-CDM concordance model.
This makes sure that the universe was created a long long time ago.
The sun makes the earth warm
Tetracyclines are antibiotics used against a wide range of microorganisms, such as bacteria, chlamydia, rickettsia and some protozoa parasites.
<span>They inhibit synthesis of protein in bacteria by inhibiting the binding of transport RNA and ribosome and</span> are effective against both gram-positive and gram-negative bacteria.
I believe that both flatworms and roundworms have a body type called Bilateral symmetry. Animals that are bilaterally symmetric have mirror symmetry in the sagittal plane, which divides the body vertically into left and right halves, with one of each sense organ and limb pair on either side.