Answer:
the technological design allowed scientistss to determine differences is
Microscopes
Answer:
Explanation:
The following are the reasons why the skin and subcutaneous fat provide little insulation in hot weather but very effective insulation in cold weather:
(1) Capillary retraction
(2)Lateral muscle movements
(3)Vaso-constriction
It is <u>true </u>that human population projections are subject to change due to fluctuations in global fertility and mortality rates.
Although people can predict to a certain point what the future population will be like, they cannot predict all of the circumstances in which the population will be changed. They have to take into account mortality rates of people, as well as fertility levels in the future, which is impossible, which means that there projections aren't set in stone - they are likely to change quite a lot.
The monomers of a protein are amino acids
Pluto is not considered a planet due to all the reasons you stated above