Which of the following air pollution causes a reddish-brown haze in the sky? a) sulfur b) carbon monoxide c) nitrogen d) carbon dioxide

How many chromosomes are in a gold fish?

Use this new information to determine the parents’ genotypes (indicated by red arrows). then calculate the probabilities that the second male offspring will have each condition. drag one pink label to each pink target and one blue label to each blue target. then use the white labels to answer questions 1 and 2. labels can be used once, more than once, or not at all.

What are the student's observations and inferences before he starts his investigation?