By the end of this tutorial you should have a working understanding of: 1  The application of Punnett squares for monohybrid and dihybrid crosses. 2  Why test crosses are used to determine some genotypes. 3  Basic probability theory.  When to apply the Rule of Multiplication and the Rule of Addition.
Novolin N (human insulin) is an expensive drug used to treat diabetes mellitus, including diabetes type 1 and diabetes type 2. This drug is less popular than comparable drugs. There are currently no generic options for any insulin brand, but less expensive biosimilar versions may be available in the future.
Methylphenidate, brand name Ritalin, is an amphetamine-like central nervous system stimulant used to treat attention-deficit hyperactivity disorder (ADHD) in children, adolescents, and adults, as well as narcolepsy. 1 It is a Schedule II controlled substance. 2. Ritalin is just one brand name for methylphenidate.