Emissions of all the following have declined since 1970 EXCEPT A. Small Particulate Matter (PM10)
B. sulfur dioxide
C. ground level ozone
D. nitrogen dioxide
E. carbon dioxide

If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.