The answer is False I believe
<span>All matter can be classified into two categories: pure substances and mixtures. A pure substance consists of a single element or compound. A mixture, however, is made up of different compounds and/or elements.</span><span />
Answer:
obsessive-compulsive disorder
Explanation:
- Obsessive-compulsive disorder is a psychological disorder that causes a person to repeatedly perform a task or have unwanted thoughts or sensations.
- A person suffering from OCD may perform several compulsive tasks such as checking the lock of the door, washing their hands, making everything lie in symmetry, or they may have obsessive thoughts about good or bad things.
- In the given case while leaving her house Valerie is obsessing over negative thoughts as well as is conducting compulsive repetitive behavior which is an example of obsessive-compulsive disorder.
Answer:
The proximal convoluted tubule.
Explanation:
They occupy diffrent niches. the only thing that is somewhat related to the awnser which will affect if the species will be a niche, as only one species can fit into the niche
The answer is d because natural selection is the process in which organisms adapt to their environment and all of these answers fall into examples of natural selection