In addition to lactose, other sugars show little or no utilization in the presence of glucose. The utilization of many of these sugars (xylitol, arabinose, sorbitol, etc) requires proteins whose genes are found in operons. What feature would all of these operons share if they are being regulated by glucose levels

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.