Your heart works very hard when you run around a lot, pumping blood filled with oxygen and nutrients to the cells in your body. True
O False
Please answer fast

Some plants rely on the wind to reproduce an example is it’s important for plants to use the forces of nature to reproduce because 1. 1a white tuft of dandelion seeds 2a spiked burrs surrounding seeds 3a hard shell on a walnut? 2. 1b require pollination to reproduce 2b reproduce only asexually 3b cannot move about freely?

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity