Biology, 03.01.2020 14:31 ZOE1000000
Question 1.1. a person’s skin cells and heart cells both have a complete copy of all of the person’s chromosomes. each cell, however, makes different types of proteins to perform its function. what is the source of the instructions from which all of the proteins are made?
genes
mitochondria
gametes
cell membrane
Answers: 3
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When plants use sunlight to make food, the energy of sunlight is
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The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.
Answers: 1
Biology, 22.06.2019 15:00
Oak and maple trees, chipmunks, white-tail deer, and black bears emerging from hibernation are all organisms that may be found in which biome
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Question 1.1. a person’s skin cells and heart cells both have a complete copy of all of the person’s...
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