Answer:
I agree it would be A) IT is a reactant in a chemical reaction
Explanation:
a catalyst is a substance that causes a chemical reaction to happen in a different way than it would happen without that catalyst
Answer:
Los cromosomas se forman cuando la cromatina se condensa durante la división celular, sólo en este proceso son visibles. Este proceso es muy importante, ya que esta condensación o sobre enrollamiento, hace que se economice espacio, si esto no sucediera, la cromatina excedería el espacio nuclear disponible.
Answer:
B. Shortens
Explanation:
Myofibrils are components of the animal skeletal muscles that are made up of sacromeres. They perform the muscular contraction and relaxation via the sliding filament model.
To produce motion, A cross-bridge forms between actin and the myosin heads triggering shortening of the sacromere. This shortening of the sacromere results in the contraction of the muscle fibers, which the net effect can be seen to be a shortening of the fibers
Answer:
Hi there!
Fitness in evolution means the ability to survive to reproductive age, find a mate, and produce offspring.
Answer:HOW DO INFECTIOUS MICROORGANISMS CONTAMINATE DRINKING WATER? animal waste. Wells and other drinking water sources can be contaminated by storm water run-off from roadways, farms and livestock operations, discharges from sewage treatment plants, or septic system discharges.
