How are all the species in a food chain similar to links in a metal chain? a. each species plays the same role as all the other species in the food chain. b. if one species is taken away, the whole chain will change or break. c. each species plays a different role from any other species in the food chain. d. there is an equal population of each species in the food chain.

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

Recent research by marine biologists suggests that bottlenose dolphins have names for themselves. scientists played sounds they had identified as the names of particular dolphins, putting them through a synthesizer so that they did not sound like the voices of particular dolphins. the researchers found that dolphins would respond to the names of other dolphins that they were related to or associated with, but they ignored the names of strangers. this discovery suggests a much greater degree of self-awareness in aquatic mammals than was previously suspected. if this research holds up, what does it suggest about dolphins?

The body of water found at number 4 on the map above is the