Pigment photosynthesis and the comeellianGene
Answer:
a control
Explanation:
you need something to compare it to to see if anything happens
Answer:
i think it's D
Explanation:
my bad if u get it wrong or anything
Sediment pollution is the single most common source of pollution in U.S. waters. Approximately 30% is caused by natural erosion, and the remaining 70% is caused by human activity. ... Sediment pollution can have long-term impacts on aquatic insects, fish and other wildlife in affected waterways
Answer:
IV: Amount of pesticide
Independent variable is what can be changed
DV: Time of death how long it takes
What you can’t change
Explanation:
