Because there is no gravity
The correct answer is A.
Hunger, chemical imbalance, and blood levels are all internal issues. Cat dander on the other hand is not something the body creates or and is something in the environment.
Thus, your answer is A.
Answer:
Explanation:
Earth is considered a closed system because only energy, not matter, is exchanged. A closed system like Earth can be easily represented by a sealed jar. When the lid is sealed, matter like air or water can neither enter nor exit the jar. If you placed that same jar in a 100-degree oven, the air inside the jar would eventually increase in temperature to 100 degrees, representing an exchange of energy known as heat.
1. All of them contain hydrogen
2. Their names all contain the word,'acid'
3. Their names all end in the suffix, 'ic'
Sorry, cant think of anything else but hope it helps
Answer:
OptionA, Insulin
Explanation:
Steroids are organic compound having four fused ring arranged in specific configuration. The four fused rings are composed of 17 carbons.
Most common example of steroids includes Cholesterol, steroids hormones and bile salts.
Among given options, all are steroids except insulin.
Insulin is an endocrine hormone and released from pancreas. It is a non-steroid hormone.
Androgens and estrogens are sex hormones whereas cholesterol is a waxy substance present in blood plasma and animal tissues.
