Answer:
<h3>The Collective Set of Alleles in a Population Is Its Gene Pool. </h3>
Explanation:
Answer:
d. limbic system
Explanation:
The limbic system is concerned with the major role to handle fear, pleasure, emotion, and hormonal production. The limbic system are associated with the task of regulating the production of internal secretions that are transported around the body by the bloodstream in regards to emotional signals, they also re-enforce behavior associated with fear and pleasure.
Answer:
1) Weathering breaks down and dissolves rocks.
2) Wind and Rain as well as erosion.
3) Gravity, Wind, Water.
Multi cellular organisms are composed of many cells whereas unicellular organisms are composed of single cell. Multicellularity is indeed a progressive attribute of evolution where cells form tissue which forms organ and then organ system and finally an organism. Both multi cellular and unicellular organisms has advantages and disadvantages of their own. One of the main disadvantage of multi cellular organisms is that due to such a complex composition and functioning they require a large amount of energy for their maintenance and survival. Different organs and system require a huge amount of energy when it comes to comparison with unicellular organisms. A large amount of energy is also wasted in all these life processes. Though multi cellular organisms can survive in a variety of environmental conditions but then also their survival is difficult than any unicellular organism.
