how do organisms without a swim bladder behave?

1a. Aquatic ...…...……… go to 2 1b. Not aquatic ….....…….. go to 3 2a. Has gills ...…………. go to 4 2b. Does not have gills ..…..go to 5 3a. Walks on four legs .... go to 6 3b. Walks on two legs ....... go to 7 4a. Has a large, opaque, dorsal fin ....shark 4b. Does not have a large, opaque, dorsal fin …………………….....goldfish 5a. Has a solid colouration ...…..dolphin 5b. It distinctly patterned in white and black …… ...………………… killer whale 6a. Has hooves ...………. go to 8 6b. Does not have hooves ... …dog 7a. Has feathers ...………. ostrich 7b. Does not have feathers ... human 8a. Has horns ...…………… cow 8b. Has antlers (branching) ... ……………moose Which steps would you take in the dichotomous key above to classify the following organism:   Question 17 options:   1a, 2b, 5a   1b, 3b, 7a   1b, 3b, 7b   1a, 2a, 5a   1a, 2a, 4b

(1) Please examine the figure below, depicting a portion of the rete mirabile associated with the gas bladder of two fishes: (a) One of these diagrams references a shallow water fish and the other references a deep water fish. Which diagram belongs to which type of fish? How can you tell? (b) Many deep water fish lack swim bladders altogether! Why do you think this is? What does the presence of a swim bladder in the above deep sea fish suggest about its behavior?

Give differnces between male frog and male shark regarding the urinogenital system?