Which of the following most accurately describes the life history for organisms such as sea urchins, who release hundreds or even thousands of eggs to be fertilized in the open ocean?     combination of r-selected and K-selected     r-selected     K-selected

When reproducing the majority of bony fish are: Group of answer choices Mitotic Ovoviviparous Viviparous Placental Oviparous

"While the aminotic egg offers many advantageous, it also has limitations. Which of the following is a limitation of reproduction in amniotes? External fertilization is not possible in amniotes. Amniotic eggs must be laid in water or the embryos will dry out before hatching. Amniotes must be smaller than non amniotes at hatching because of the difficulty getting oxygen through the external membranes.

In the ancestral condition the gas bladder ______.   is located dorsally and has no connection to the gastrointestinal tract is located ventrally and is connected to the gastrointestinal tract by a tube is located ventrally and has no connection to the gastrointestinal tract

You are studying two variations of banana slugs. They have similar coloration and live in the same habitat. Although they are physically able to mate, there are no offspring that survive embryologic development. What can you conclude about the banana slugs? * Pre-zygotic barriers have forced them to be separate species. They are in Hardy-Weinberg equilibrium. Microevolution is occurring in both variations. They are two separate species. Two species of toads are reproductively isolated due to the fact that one species mates in early summer and one in late summer. Both species of toads evolved from a common ancestor. What type of speciation occurred?* OAllopatric

Scientists from Temple University used radioactively “tagged” carbon dioxide to determine that spotted salamander embryos   Multiple Choice   benefit from carbohydrates produced by the green algae living in the jelly layer of the eggs.   are consuming the carbon dioxide produced by the green algae living in the jelly layer of the eggs.   are producing oxygen for the green algae living in the jelly layer of the eggs.   receive no benefit from having green algae living in the jelly layer of the eggs.   are consuming the oxygen released by the green algae living in the jelly layer of the eggs.

Please answer 3 and 4 for : "Blacktip Reef Shark"

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Why do high-protein diet supplements for increasing muscle mass or losing weight include warnings stating that water intake must be increased when consuming the product?

What about a sperm whale's blow hole as an adaption ensures their oceanic survival? Fully cite and use recent peer reviewed sources from 2010 to the present.