Biology, 23.12.2019 19:31 coontcakes
List major characteristics of animals-are heterotrophic, multicellular, use absorptive nutrition, have no cell walls, usually have nerves, muscles and the ability to move2.explain possible reasons why the cambrian period led to a rapid increase in animal diversity
Answers: 1
Biology, 22.06.2019 07:20, Dallas3506
Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters
Answers: 2
Biology, 22.06.2019 11:00, eweqwee3147
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
Answers: 1
Biology, 22.06.2019 11:30, brebre63
What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.
Answers: 1
List major characteristics of animals-are heterotrophic, multicellular, use absorptive nutrition, ha...
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