If female sex cells require warmth to survive, then what requires warmth to survive? Answer choices: - opossums - vacuum - minerals - single-celled organisms - bullfrogs - female sex cells - dolphins - female connectors
female sex cells

If energy is used for heating a building by gas, then what energy is used for heating a building? Answer choices: - fire - flow of protons - wind - HPV - oil - h2o condensation - thermometers - gas
gas

If mitosis is required by division, then what is required by division? Answer choices: - voltage - Microscope - loose soil - Energy. - Energy - relocation - warmth - mitosis
mitosis

If monotremes lay their eggs in a burrow, then what lays their eggs in a burrow? Answer choices: - mammals - alpacas - loose soil - animals - monotremes - honeybees - insects - ducks
monotremes