The nervous system is affected when tobacco reduces the flow of oxygen to the brain? true false

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?

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species