wgu mod 8 science Word Scramble
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Question | Answer |
the maintenance of a stable internal environment | homeostasis |
food broken down into organic molecules that can be absorbed and used by the body | digestive system |
the process organisms use to convert light energy from the sun into chemical energy in organic molecules | photosynthesis |
what protects us is our immune system, which can be divided into two parts, innate immunity and acquired immunity | immune system |
nonspecific body defenses that work against a wide variety of potential pathogens. ex. skin, hair | innate immunity |
a system of highly specific body defenses that recognize and react to very specific features of pathogens. | acquired immunity |
lack of nucleus | prokaryotic cells |
have a nucleus as well as other structures not present in prokaryotic cells | eukaryotic cells |
egg and sperm, sperm fertilizes egg - implantation occurs 6 days after fertilization - amnion surrounds membrane and the placenta provides oxygen and nutrients to the developing embryo - 9 months of pregnancy (three trimesters) | human reproduction |
are chemical messengers that give instructions to the body | hormones |
seven characteristics - feeding, movement, breathing or respiration, excretion, growth sensitivity, and reproduction | characteristics of living things |
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