Why is carbon dioxide considered a greenhouse gas? it is released when fossil fuels are burned. it is part of the carbon cycle, which is also known as the greenhouse cycle. it can absorb infrared radiation. it is responsible for protecting organisms from uv radiation.

During sunny hours, a large amount of build up between the hours of 1: 00-5: 00 pm. a. ozone b. mercury c. lead d. sulfuric acid

Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?