Answer:1.cone shaped
2.Thoraxic cavity
3.14cm long
4.9cm wide
5.Mediastinum
Explanation:
Heart is located in the thoraxic cavity just between the lungs. It has a cone shape about 14cm long,9cm wide an about 6cm thickness. A female heart is about 250-300gram and a male heart is 300-350gram,the heart has 4 chamber, 2 chamber above and 2 chamber below its include the auricle and ventricle. The hearts is responsible for circulation of blood and nutrients round the body system.
Use good pointers, strong sentences, words that sound smart but aren't to hard to say, use interesting things in your article, talk about things that people will listen to and not get bored with
Answer:Estuaries
Explanation:
Estuaries are areas where freshwater streams or rivers merge with the ocean. This mixing of waters with such different salt concentrations creates a very interesting and unique ecosystem
Answer:
macroevolution
Evolution that occurs over a long period of time is called macroevolution. It might take place over millions of years. This scale of evolution occurs above the level of the species.
Algae live in water, and their tails help them swim. Pollen grains have spikes that help them stick to insects such as bees. (hopefully right)