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Questions in biology

[Homework Help] Human evolution - comparing primates

[Homework Help] Which of the following conditions are NOT applicable to the Hardy-Weinberg Equilibrium?

[Homework Help] Where does embryo development take place in oviparous animals?

[Homework Help] The Siberian Husky is a medium dog, weighing between 16-27 kg (35-60 lbs). These dogs have strong pectoral and leg muscles, allowing them to move through dense snow. If they had heavier muscles, they would sink deeper into the snow and move slower. Yet, if they had lighter muscles, they would not be strong enough to pull sleds and equipment. This is an example of which type of natural selection? A) Directional selection B) Stabilizing selection C) Disruptive selection

[Homework Help] Why do you think parasitism exists, despite one of the organisms being harmed by the relationship?

[Homework Help] Describe the main features that define life in the material sense.

[Homework Help] Traits of vertebrates include: A. An endoskeleton made of bone or cartilage. B. An excretory system that includes a pair of kidneys. C. A system of muscles that enable movement. D. All of the above

[Homework Help] What characteristic of amphibians necessitates that they live near water?

[Homework Help] Eukaryotic organisms that are neither fungi, plants, nor animals are members of which kingdom? a. Animalia b. Plantae c. Fungi d. Protista

[Homework Help] What is the food chain in a temperate ocean? Describe the general food interaction of plants and animals. Draw an example.