Which stroke is this describing? As the piston moves up the air and fuel mixture are compressed.
1. power
2. compression
3. intake
4. exhaust

Which of the following is not a benefit of green revolution? a) new crop varieties b) increased crop yields c) cost effective d) new crops may require larger amonts of water than the previous ones.

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

What type of plant is good for a bioassay and where can i buy it? i only have a month.