Biology, 16.10.2020 04:01 maltipoosarecool
Which of the following describes a chemical change? *
Clear liquids mix, producing a cloudy liquid and a yellow powder.
Silver coins are melted down and shaped into a solid brick.
Salt is added to a pot of hot water, and the water's boiling point changes.
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An apple is chopped into eight slices.
Answers: 3
Biology, 22.06.2019 14:40
Genes that come together with different alleles are heterozygous. homozygous. genotype. segregated.
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Biology, 22.06.2019 17:00
Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.
Answers: 1
Biology, 22.06.2019 21:30
What is the name of the idea that energy cannot be created nor destroyed
Answers: 1
Which of the following describes a chemical change? *
Clear liquids mix, producing a cloudy liquid...
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