Answer:
abiotic factors refer to non-living physical and chemical elements in the ecosystem like water, air and sunlight.
biotic factors are living ot once-living organisms in the ecosystem like humans and animals
basically biotic is alive and abiotic is not alive
The electron transport chain is the site of the most ATP production during cellular respiration. The energy from the movement of electrons reducing and oxidizing specific proteins of the chain, allow the proteins to capture the energy and use it to establish a proton gradient. The flow of protons down into the mitochondria allow for phosphorylation of ADP and an inorganic phosphate to produce ATP.
Answer:
cancer may results from unregulated cell division
Explanation:
Cancer is a group of diseases characterised by uncontrolled cell division which leads to growth of abnormal tissue growth. the cancer could be breast cancer, lung cancer, skin cancer etc.
The answer would be A. Seconedary growth is when a plant, or tree, begins to grow a wider trunk so it doesn't topple over from its height, or weight.
Answer:
A
Explanation:
Cellular location of eukaryotic and prokaryotic DNA: Eukaryotic DNA is stored in a nucleus, whereas prokaryotic DNA is in the cytoplasm in the form of a nucleoid. ... A major DNA difference between eukaryotes and prokaryotes is the presence of mitochondrial DNA (mtDNA) in eukaryotes.