Answer:
hydrophilic- attracts water
hydrophobic- repels water
Explanation:
A cell membrane is a bilayer of phospholipids. They have a hydrophilic phosphate heads, and hydrophobic fatty acid tails.
so in the cell membrane they would arrange like this:
The heads are point outwards as they attract water, and tails inwards as they repel water.
Hope this helps!
This process is called ketosis. Ketosis is a normal metabolic process. When the body does not have enough glucose for energy, it burns stored fats instead; this results in a build-up of acids called ketones within the body.
Answer:
The reason is carbon's ability to form stable bonds with many elements, including itself. This property allows carbon to form a huge variety of very large and complex molecules.
Hydrogen bonding is responsible for water's unique solvent capabilities. Hydrogen bonds hold complementary strands of DNA together, and they are responsible for determining the three-dimensional structure of folded proteins including enzymes and antibodies.
Explanation:
I am not sure if this is what you were looking for... hope it helps.
Answer:
The correct answers are "stimulants; depressants".
Explanation:
Stimulants are a type of drugs that when applied, one or more activities in the body are increased, including behavior and mental activity. Three classic examples of stimulant drugs are methamphetamine, cocaine and methylphenidate. On the other hand, depressants have the opposite effect in the body and result in reducing the activity of one or more areas of the brain. Benzodiazepines and barbiturates are examples of depressant drugs.
