Answer:
Pleistocene Epoch
Explanation:
Modern humans coexisted with woolly mammoths during the Upper Palaeolithic period when the humans entered Europe from Africa between 30,000 and 40,000 years ago. Before this, Neanderthals had coexisted with mammoths during the Middle Palaeolithic, and already used mammoth bones for toolmaking and building materials. Woolly mammoths were very important to ice-age humans, and human survival may have depended on the mammoth in some areas.
The Pennsylvania period, Precambrian period, and the Palezoic Era all existed millions of years before mammoths and humans.
Hello love! The answer for your question is D: grass - producer because all energy starts from the producers so the consumers can get energy. Producers are the creators of energy
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The answer is epigenetic changes in their DNA. These are heritable
changes in gene function that do not involve changes in the DNA sequence. This
occurs through methylation patterns and histone modification on the DNA strand that
may result from external or environmental factors.
Cells in onion peels are dead and the ones in spinach are alive.