Genes and the environment can affect an organisms traits
Answer:
B.
Explanation:
A gland in the endocrine system is made up of groups of cells that function to secrete hormones. The endocrine system works together with the nervous system to influence many aspects of human behavior, including growth, reproduction, and metabolism. And the endocrine system plays a vital role in emotions
Answer:
Explanation:
The tricuspid valve separates the right atrium from the right ventricle carrying deoxygenated blood from right atrium to right ventricle
The mitral/bicuspid valve separates the left atrium from the left ventricle carrying oxygenated blood from left atrium to left ventricle
Pulmonary semilunar valves separates the right ventricle from the pulmonary artery preventing bachelor of blood.
Aortic semilunar valves separates the left ventricle from the aorta preventing backflow of blood
Answer:
B
Explanation:
Dichotomy is a division or contrast between two things that are or are represented as being opposed or entirely different.
Instead of burning coal to power our country we could use solar panels. As long as we have the sun we will have "free" energy.
Instead of continuing to mine for metals, we could recycle metals and then less greenhouse gases would be released into Earth's atmosphere.