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A heterozygous tall pea plant, Tt, is self-fertilised. What are the offspring most likely to be?
a. all tall plants
b. all plants of medium height
c. one tall plant to three short plants
d. three tall plants to one short plant

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure