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Life Science chapter 12

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Across
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Simple and immediate responses that are innate behaviors
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A haploid sperm unites with a haploid egg to form a ____ zygote
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Innate behaviors that are complex and occur over a longer period of time
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During this stage of extreme metamorphosis, the bodies of invertebrates radically transform. This stage is considered a resting stage.
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Animal behaviors can be classified as learned or ___
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Behaviors an animal acquires by watching other animals or by trial and error
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Some animals go through this change in form later in life
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Structure that connects the embryo to the mother and provides nourishment
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Behaviors animals are born with
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The willingness to attack over food sources, potential mates, or areas to raise their young
Down
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Mammals that hold their embryos in a structure called the _____
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Area an animal claims as its own
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The problem with exoskeletons is that they are ___ and cannot grow larger.
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An example of instinct is when animals make seasonal long-distance trips called ____
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When an offspring learns by mimicking its parents
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Sound, sight, touch, and chemicals are common forms of animal _____
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Most animals reproduce by ____ reproduction
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Innate behavior happens _____
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Some animals maintain this by acting aggressively toward others
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Gamete the female animal produces