Answer:
Dmitri Ivanovsky
Explanation:
Dmitri Ivanovsky utilized one of these filters in 1892 to demonstrate that despite being filtered, sap from a diseased tobacco plant remained infectious to healthy tobacco plants. The filtered, infectious substance was dubbed a "virus" by Martinus Beijerinck, and this discovery is regarded as the origin of virology.
They get energy by preforming chemical reactions within the cell
The answer is B.
These elements are among the most important elements in life. Most of these elements are also non-metals. Elements life sulfur and nitrogen combine with carbohydrates to form among acids rings like cysteine. Carbohydrates combine with phosphorus to form molecules such as the DNA backbone chain.
Answer:
Pretty sure it's A because people can redo this test as many times as needed to verify the answer.
The left ventricle must contract with more force in order to send blood to the body's extremities
I hope this helps! I'm happy to answer any other questions you might have :)
