Hypothalamus and pituitary glands are two endocrine glands that are made of a mixture of nervous and epithelial tissues. The endocrine system is made up with a series of glands located around the body. These glands includes the pituitary gland, thyroid glands, parathyroid glands, thymus, pancreas adrenal glands among others. Each of the glands produces hormones, which have a specific function in the body.
The answer is A: phytoplankton provides nutrients to consumers in the ecosystem.
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In a cactus, carbon is fixed only during the day. this is because cacti need sunlight to perform photosynthesis. Have a great day :)
Scientific validity is the applicability of a conclusion drawn in the context of a scientific experiment to the world at large.
Two paths carbon a benefit of using dioxide can take through renewable energy sources the carbon cycle what is