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Questions and Answers
What defines animals as multicellular organisms?
What defines animals as multicellular organisms?
- They are eukaryotic and develop from embryonic layers
- They have a long sticky tongue for capturing prey
- They use strength, speed, toxins, or camouflage to detect and capture food
- They lack cell walls and have unique nervous and muscle tissues (correct)
What is a defining characteristic of animals' cell structure?
What is a defining characteristic of animals' cell structure?
- Being eukaryotic and heterotrophic
- Having a long sticky tongue for capturing prey
- Lack of cell walls and presence of collagen holding their bodies together (correct)
- Using strength, speed, toxins, or camouflage to detect and capture food
What is the nutritional mode of animals?
What is the nutritional mode of animals?
- They are heterotrophs that ingest their food (correct)
- They use strength, speed, toxins, or camouflage to detect and capture food
- They have a long sticky tongue for capturing prey
- They have unique nervous and muscle tissues
What distinguishes animals from other life forms?
What distinguishes animals from other life forms?
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What is a unique defining characteristic of animals' tissues?
What is a unique defining characteristic of animals' tissues?
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What stage follows after cleavage in the development of an animal embryo?
What stage follows after cleavage in the development of an animal embryo?
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What is the sexually immature and morphologically distinct stage that eventually undergoes metamorphosis to become a juvenile?
What is the sexually immature and morphologically distinct stage that eventually undergoes metamorphosis to become a juvenile?
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Which genes regulate the development of body form in animals?
Which genes regulate the development of body form in animals?
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What is the closest living relative to animals, based on morphological and molecular evidence?
What is the closest living relative to animals, based on morphological and molecular evidence?
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Which group of protists is considered as the closest living relatives to animals?
Which group of protists is considered as the closest living relatives to animals?
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