Prices for Custom Writing
within 5 days $17.95 per page within 3 days $19.95 per page within 48 hours $21.95 per page within 24 hours $25.95 per page within 12 hours $29.95 per page within 6 hours $38.95 per page
Service Features
  • Original and quality writing
  • 24/7 qualified support
  • Lifetime discounts
  • 300 words/page
  • Double-spaced, 12 pt. Arial
  • Any writing format
  • Any topic
  • Fully referenced
  • 100% Confidentiality
  • Free title page
  • Free outline
  • Free bibliography
  • Free unlimited revisions
Affordable Student Services

Sign-up for over 800,000 original essays & term papers

Buy original essay on any topic

1979 A.P.

Title: 1979 A.P.
Category: /Science & Technology/Biology
Details: Words: 727 | Pages: 3 (approximately 235 words/page)
1979 A.P.
PLANT SYSTEMS QUESTION 1979:L. PETERSON/AP BIOLOGY In relation to plants, describe in detail one way of: a) measuring the rate of transpiration b) measuring the rate of photosynthesis c) separating pigments Essay : Transpiration is the loss of water vapor from land plants into the atmosphere, causing movement of water through the plant from the soil to the atmosphere via roots, shoot and leaves, which occurs mainly through the stomata. Factors which can affect the …showed first 75 words of 727 total…
You are viewing only a small portion of the paper.
Please login or register to access the full copy.
…showed last 75 words of 727 total…respiration. Both photosynthesis and respiration can occur in the bottle exposed to light, however. The difference between the amount of oxygen produced through photosynthesis and that consumed through aerobic respiration is the net productivity. The difference in dissolved oxygen over time between the bottles stored in the light and in the dark is a measure of the total amount of oxygen produced by photosynthesis. The total amount of oxygen produced is called the net productivity.

Need a custom written paper?

Buy a custom written essay and get 20% OFF the first order