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a liver cell is a kind of somatic cell
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a somatic cell of a human contains 23 pairs of / 46 chromosomes
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a fertilized egg is formed by a sperm and an egg cell fusing together
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a somatic cell of a fruit fly usually has 8 chromosomes
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each sex cell provides half the number of chromosomes in a fertilized egg through sexual reproduction
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a sperm cell is a kind of sex cell
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4 is half of 8
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a fertilized egg cell is a kind of somatic cell
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an egg cell is a kind of sex cell
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mitochondrion provides energy to cells using oxygen and glucose
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a mitochondrion is a kind of cellular organelle
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the cell nucleus controls many of the functions of the cell
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a cell nucleus is a part of a cell
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a computer room is used to control the assembly process in a factory
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controlling is a kind of function
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the cell nucleus controls many of the functions of the cell
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the nucleus contains genetic material for reproduction
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the nucleus is a kind of cell organelle
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nuclear fusion increases the mass through fusing two nuclei together into one
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nulear fusion releases a large amount of energy
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nuclear fusion is a kind of process
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a process combines two nuclei into one and releases a large amount of energy
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a yeast cell is a kind of single cell organism
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a single-cell organism can survive without the help of other cells
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a single-celled organism is a kind of living thing
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all living things eliminate waste
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a multicellular organism is a kind of living thing
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eliminating waste means getting rid of waste materials
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paramecium has an organelle for movement
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volvox has an organelle for movement
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a student observes the formation of zygotes by one of the protists
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a zygote is formed immediately after fertilization
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volvox is a kind of protist
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fertilization is a stage in the sexual reproduction process
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volvox reproduces sexually
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volvox is a bi-flagellate autotroph
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volvox is a kind of protist
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an amoeba can change its shape
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a paramecium cannot change its shape
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decomposition is when a decomposer returns nutrients from dead organisms to the soil by eating those dead organisms
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a green plant is a kind of organism
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if something contains a substance then the parts of that something contain that substance
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dead organisms contains nutrients for decomposers
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a leaf is a part of a green plant
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if leaves fall out from a green plant, then those leaves are dead
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a pine tree is a kind of plant
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a needle is a part of a pine tree
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a needle is the leaf of a pine tree
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a leaf performs photosynthesis / gas exchange
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a leaf is a part of a plant
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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trees of different species have differently shaped leaves
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a maple tree is a kind of tree
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a leaf is a part of a tree
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classifying is similar to telling the difference
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an oak is a kind of tree
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shape of the parts of something is a property of that something
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classifying means grouping objects / materials by their properties
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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a leaf is a part of a plant
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a plant / living thing requires food for survival
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the decrease of something required by an organism has a negative impact on the survival of the organism
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a plant is missing leaves
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a leaf performs photosynthesis
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a leaf performs photosynthesis
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solar cells convert solar energy into electrical energy
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photosynthesis means green plants convert from solar energy into carbohydrates and food and oxygen
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food contains chemical energy
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a leaf performs photosynthesis
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carbohydrates are made of sugars
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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sunlight is a kind of solar energy
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photosynthesis makes food for the plant
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organs perform specific life process in organisms
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providing food is a kind of specific life process
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a leaf performs photosynthesis / gas exchange
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a leaf is a part of a green plant
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a leaf absorbs sunlight to perform photosynthesis
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a plant requires sunlight for photosynthesis
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absorbing something is a kind of method for obtaining something
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photosynthesis is a kind of process
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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a leaf performs photosynthesis
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if something is required to perform a process then that something must be obtained to perform that process
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if something is required for a process then that something must be obtained for that process
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sunlight is a kind of solar energy
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absorbing something is a kind of method for obtaining something
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if a process converts something into something else, then that something is a raw material in that process
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photosynthesis is a kind of process
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if something has the role of raw material in a process then that something is required for that process
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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photosynthesis means green plants convert from carbon dioxide and water and solar energy into carbohydrates and food and oxygen for themselves
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a leaf performs photosynthesis
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green plants are a kind of producer
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photosynthesis makes food for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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a producer is a source of sugar in an ecosystem
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sugar is a kind of food
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a source of something produces that something
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absorbing something is a kind of method for taking something in
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plants perform photosynthesis
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