solid, crystal structure
and definite chemical composition.
organic Is wrong because they need to be Inorganic. Man made is wrong because they have to occur naturally.
Answer:
a)A dutch father-son team named hans zacharias janssen invented the first so called compound microscope in late 16th century when they discoveted that if they put a lens at the top and bottom of a tube and looked throught lit , objects on the other and became magnified
b) leeuwenhoek the first prokaryotic cells in pond water
<span>Classification is important because it allows scientists to identify, group, and properly name organisms</span>
Answer:
Seasons occur because Earth is tilted on its axis relative to the orbital plane, the invisible, flat disc where most objects in the solar system orbit the sun. ... In June, when the Northern Hemisphere is tilted toward the sun, the sun's rays hit it for a greater part of the day than in winter.
Genes that code for proteins that promote the phone cycle and inhibit apoptosis are known as proto-oncogenes.
In distinction to the cell proliferation-stimulating function of proto-oncogenes and oncogenes that power the cell cycle forward, tumor suppressor genes code for proteins that generally function to preclude mobile growth and division or even promote programmed mobile death (apoptosis).
<h3>Which of the following is a gene that generally codes for a protein that suppresses mobilephone division?</h3>
Tumor suppressor gene.
Lear more about proto-oncogene here:
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