Rachel finds that she gets distracted when she is trying to complete her homework. Explain how she could use these steps of the engineering design process to address the problem: Conduct research.
Test the design.

Discuss the functions of epithelial connective nerviud and muscular tissues

Which short-term environmental changes would a very small asteroid or comet impact on earth most likely cause? check all that apply. flooding extinction craters on surface changes in weather patterns death of organisms and populations

If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge