Which isotope is best for dating metamorphic rocks?
carbon-14
potassium-40<...
Answers: 1
Biology, 21.06.2019 18:40
The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem
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Biology, 22.06.2019 07:30
The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?
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Biology, 22.06.2019 11:00
Fill in the blank 1. digestion occurs in the small intestine through the action of enzymes. 2. urea, excess water, and other waste materials are eliminated in a water fluid called 3. can cause infections by injecting dna or rna into hosts. 4. the human immune system produces in response to a vaccine, which later can bind to and destroy a pathogen if it invades. 5. are structures that link bone to bone at a joint 6. in the heart, blood flows from the right atrium to the right ventricle, where it is pumped to the the words i can use are: lymphocytes gliding pivot gas urine absorption dermis fulcrum lungs chemical viruses capillary vertebrae esophagus tendons antibodies synapses ligaments kidneys pathogens
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Biology, 22.06.2019 12:00
This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement
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Mathematics, 27.09.2019 14:50
Biology, 27.09.2019 14:50
Mathematics, 27.09.2019 15:00
Mathematics, 27.09.2019 15:00
Mathematics, 27.09.2019 15:00
English, 27.09.2019 15:00