What occurs when gametes fuse to form a diploid zygote?
Options:
- (A) permineralization
- (B) rapid expansion
- (C) competition
- (D) fertilization
- (E) photosynthesis
- (F) chromosomes
- (G) mutation
- (H) Leptospirosis
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Let's think first: Fertilization occurs when a sperm and an egg fuse to form a diploid zygote. Sperm and eggs are cells known as gametes. Fertilization occurs when gametes fuse to form a diploid zygote.... So the answer is [(D)]
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What is one attribute of most reptiles?
Options:
- (A) aerobic capacity
- (B) good olfaction
- (C) a cuticle
- (D) warm-blooded
- (E) graptolites
- (F) an organism's body
- (G) permineralization
- (H) stamina
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Let's think first: Most reptiles have good eyesight and a keen sense of smell. Olfaction is the sense of smell and gustation is the sense of taste. Most reptiles have good olfaction.... So the answer is [(B)]
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What has a nervous system?
Options:
- (A) Nerve tonic
- (B) Jellyfish
- (C) Air
- (D) fur seals
- (E) Cardiovascular system
- (F) animals
- (G) chickens
- (H) elephants
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Let's think first: Most invertebrates have a nervous system. Jellyfish and insects are invertebrates. Jellyfish have a nervous system.... So the answer is [(B)]
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What tells a cell what to do?
Options:
- (A) breathe
- (B) alleles
- (C) Energy
- (D) voltage
- (E) fever
- (F) genes
- (G) nerves
- (H) state
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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let's think first: Molecules of DNA are encoded with instructions that tell cells what to do. Genes are parts of DNA molecules. Genes are instructions that tell cells what to do.... So the answer is [(F)]
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