When constructing a karyotype, the chromosome images are arranged in pairs according to and

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Rarefaction is used for which of the following? a. creating a representative sample b. studying how disease impacts populations c. rediscovering species thought to be instinct d. determining which sea creatures live in an area

Which type of neuron stimulates muscles to contract?