If you choose a plant that is hardy in Zones 7 to 9 and you live in Zone 4,
A. you need a greenhouse to grow this plant.
B. you cannot grow this plant.
C. your climate is too warm for the plant.
D. the plant will thrive.

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

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.