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Questions in biology

[Homework Help] Who argued that human populations grow faster than the resources they depend on? A. Thomas Malthus B. Charles Lyell C. Jean Baptiste Lamarck D. Alfred Russel Wallace

[Homework Help] Which statement about cartilage and bone is correct? a. An endoskeleton made of bone rather than cartilage allows animals to grow larger and heavier. b. Cartilage is less flexible than bone, but stronger. c. Cartilage is a hard tissue that consists of a collagen matrix, or framework, filled in with minerals such as calcium. d. A distinguishing feature of vertebrates is their exoskeleton made of bone or cartilage.

[Homework Help] Which of Lamarck's ideas turned out to be true? Which turned out to be false?

[Homework Help] What is a main challenge faced by plants that live in a desert?

[Homework Help] Which of the following organisms has the highest evolutionary fitness? A. A cheetah that catches the most prey B. A fox that successfully avoids predators C. A tortoise that has lived for over 100 years D. A wolf that recovers quickly from a wound E. A gorilla that reproduces several times

[Homework Help] Which of the following is not a plant adaptation to cold? A. A waxy cuticle on the leaves B. Rhizoids C. Woody trunks D. Seeds

[Homework Help] In a complete sentence, define gymnosperm.

[Homework Help] A skeleton forming outside the animal’s body is a(n): A. endoskeleton B. exoskeleton C. notochord D. vertebrate

[Homework Help] Which of the following is not a characteristic shared by almost all animals? A. Digestion of food internally B. The ability to fly C. The ability to move, at least at some stage of their life D. Detection of environmental stimuli

[Homework Help] How do you find a genotype and a phenotype?