------------------------------------------------- Biology 104 ------------------------------------------------- Lab Section: 14 ------------------------------------------------- TA: Victoria Prescott ------------------------------------------------- Date: 9/13/2012 ------------------------------------------------- ------------------------------------------------- The Effects of Light Intensity and NaHCO3 concentrations on the Rate of Photosynthesis ------------------------------------------------- -------------------------------------------------
Premium Philadelphia Computer software Mobile computing
necessary water and minerals stored at the bottom‚ and to help it grow. Its giant sized leaves allows for maximum sunlight exposure and its waxy surface cuticle of its leaves prevent the large loss of water from leaf due to transpiration. For the lab‚ I observed six leaves collected from six different plants growing sporadically around the school campus. Using clear tape‚ sticking it to the bottom of each leaf‚ applying pressure‚ and carefully peeling the tape off for an imprint of the leaf. I
Premium Photosynthesis Leaf Plant
55. a) Cuticles on the outermost layer of angiosperms are clear‚ which allows for light to pass through. The leaf is shaped in a way that will allow it to absorb more sunlight and be more efficient. Photosynthesis takes place in the spongy parenchyma and the palisade parenchyma. In order to obtain food‚ it is controlled by the stoma which controls the passage of gas and water. b) Water and food is transported through the xylem. The water will eventually be transported to the leaf tissue while the
Premium Photosynthesis Plant Water
The Differences in the Number of Stomata amongst Three Different Life Stages of Leaves Introduction Stomata control a tradeoff for the plant: they allow carbon dioxide in‚ but they also let precious water escape. A plant that could get enough carbon dioxide with fewer stomata would have an advantage since it would be better able to conserve its water. Levels of carbon dioxide in Earth’s atmosphere change over time — so at times when the atmosphere is carbon-dioxide-rich‚ plants can get away with
Premium Leaf Photosynthesis Carbon dioxide
Spinach E6 - Investigation of the Photochemistry of Chlorophyll The aim of this experiment is to investigate the photochemistry of chlorophyll. This experiment will be performed in two lab periods. In the first lab period you will extract chlorophyll‚ the green pigment in leaves‚ from spinach. In the second lab period you will investigate the interaction of light with chlorophyll. Read in Appendix B the reference section titled "Electronic Structure of Matter" copied from reference 1 before performing
Premium Chlorophyll Photosynthesis Chromatography
Computer Lab Rules & Regulations Electronic workstations may only be used by current Swinburne University students and staffs. Swinburne identity card must be presented on request. Swinburne computing facilities should only be used for educational‚ research and administrative purposes of Swinburne. All other uses are strictly prohibited. The following rules and terms apply to all computers on campus. Terms and Conditions 1. All users must abide by the license requirements of any software
Premium Personal computer Laboratory Operating system
have a starch level of 1 because the plant is missing CO2‚ which it needs to complete the photosynthesis process. 2. If the plant is in a closed environment‚ then the plant will have a starch level of 3 because it has all the environmental conditions it needs. 3. If the plant is kept in a dark environment‚ then it will have a starch level of 1 because it’s missing a fundamental resource needed for photosynthesis. 4. If the plant is kept in the presence of light‚air‚soil‚and water‚ then the plant will
Premium Photosynthesis Water Ethanol
The typical hydraulic regime and flow characteristics of each reservoir were other key factors considered during criteria development. The relationship between water quality‚ biomass accumulation‚ and hydraulic residence time (or retention time)‚ which is the average amount of time required to completely renew a reservoir’s water volume‚ was taken into account when establishing the chlorophyll a criteria. For example‚ reservoirs associated with “run-of-the-river” dams typically have small hydraulic
Premium Water pollution Plant Photosynthesis
➢ Competing – Two species compete with another species for resources such as food‚ water‚ or territory ➢ Biomes – major types of ecosystems that occupy very broad geographic regions. ➢ Photic zone is where there is enough light for photosynthesis to occur and an aphotic zone‚ where very little light penetrates. ➢ Benthic zone - is located at the bottom of the biome ➢ Oligotrophic lakes are deep lakes that are nutrient-poor and oxygen-rich and contain sparse phytoplankton.
Premium Ecology Trophic level Food chain
The Production of Benzoquinone from a variety of environmental conditions in potato juice extract Introduction The presence of quinones prevents infection of microorganisms because it is toxic to them (Danyk‚ H‚ 2013). Quinones are produced by the oxidation of phenolic compound of catechol. Enzymes are used to speed up chemical reactions in cells (Danyk‚ H‚ 2013). The enzyme catechol oxidase is used to speed up the production of benzoquinone which is to help in infection prevention
Premium Adenosine triphosphate Malaria Plasmodium falciparum