Answer:
The cell membrane is a double layer of phosphate molecules and lipids.
The cell membrane’s protein channels only let certain molecules pass through.
The cell membrane has protein channels that are partly inside and partly outside the cell.
Explanation:
The answer is D. This is referred to as reflex reaction. Reflex is the instantaneous and involuntary reactions to a stimuli. Reflex arc does not pass through the brain so the reaction time is shorter than normal. This is a adaptation to increase survival.
Answer:
* Scientists use genes to explain why evolution happens.
Answer:
1) Cutaneous Anthrax
2) Inhalation Anthrax
3) gastrointestinal anthrax
Explanation:
The four types of Anthrax infection are:
1) Cutaneous Anthrax - In this type of anthrax, red spot is raised on the skin which increase with redness around it. The symptoms of this include headache, fever, vomiting, etc
2) Inhalation Anthrax - the symptoms of this type of anthrax include, headaches, flu, respiratory problem, coma, and severe cases death.
3) gastrointestinal anthrax - this cause due to the eating of contaminated meat which results in nausea, diarrhea, abdominal pain, etc.
