Calculate the percentage change in mass for 0.4m salt solution =starting mass-1.40,final mass-1.46,change of mass in g=0.06

Aplant has an egg with 34 chromosomes how many chromosomes does a leaf cell of that plant have

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?

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above