Biology, 31.08.2021 01:00 cybilmariejensen
the actual diameter of a prokaryotic cell is 0.5 mm. an electron micrograph of the cell has a magnification of x50,000. what is the diameter of the cell in the image?
Answers: 3
Biology, 22.06.2019 09:10, ballin4534
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
Answers: 2
Biology, 22.06.2019 22:00, ellycleland16
Cancer cells spread to other parts of the body by entering the bloodstream. which of the following organs could prevent a cancer cell in the bloodstream from spreading, and why? a. the spleen, because it releases lymphocytes into the blood b. the peyer's patches, because they release lymphocytes into the blood c. the lymph nodes, because they release lymph into the blood d. the thymus, because it releases lymph into the blood
Answers: 1
the actual diameter of a prokaryotic cell is 0.5 mm. an electron micrograph of the cell has a magnif...
Mathematics, 23.11.2020 20:50
Mathematics, 23.11.2020 20:50
Mathematics, 23.11.2020 20:50
Mathematics, 23.11.2020 20:50
Mathematics, 23.11.2020 20:50
Mathematics, 23.11.2020 20:50