The answer is c, for membranes
Answer:
Increasing Age. The majority of people who die of coronary heart disease are 65 or older. ...
Male gender. ...
Heredity (including race) ...
Tobacco smoke. ...
High blood cholesterol. ...
High blood pressure. ...
Physical inactivity. ...
Obesity and being overweigh
They help frog maintain homeostasis
Answer: (A) Natural selection tend to reduce genetic variation as there was a smaller distribution of beak depths, but it tends to select for the most fit phenotypes, as there was an increase in average beak depth after the drought.
Explanation: The picture below shows proof if needed. On USATP
As covalent bonds are strong it makes the sugar phosphate backbone a stable molecule which will HV less chances for a mutation while the huydrogen bonds exist for the ease of DNA replication as they are strong in a way but weak for the replication to take place easily.
