Biology

December 19, 2019

Ecological Interactions

Ecological Interactions Experiment 1: Effects of pH on Radish Seed Germination Natural soil pH depends on the parent rock material from which it was formed and processes like climate. Soil pH is a measure of the acidity or alkalinity of the soil. Acidic soils are considered to have a 5.0 […]
December 19, 2019

Weather and Climate Change

Weather and Climate Change Introduction The Earth’s atmosphere is composed of 21% oxygen (O2), 78% Nitrogen (N2), and ~1% other gases (including water vapor, argon, carbon dioxide, hydrogen, and helium). Oxygen is essential for life and is used by most organisms for cellular respiration while carbon dioxide is used by […]
December 19, 2019

Classification and Evolution

Classification and Evolution Introduction Evolution is often defined as change over time, usually in response to a change in the environment. What this means is that the gene pool of a population shifts as time passes. What is a gene pool? It is simply the collection of all the available […]
December 19, 2019

Cellular Respiration

Cellular Respiration Answer the following questions that pertain to the last phase, the Electron Transport Chain/System: 1. In the electron transport system, H+ ions are pumped across the mitochondrial membrane, and then they come back through what important protein/enzyme? 2. What is the job of oxygen? 3. How is water […]