Answer:
Element
Explanation:
Is a substance that can't be broken down into other substances.
<span>The RNA world is the hypothesized format of chemical life that existed prior to our current DNA and RNA world. In the RNA world, RNA molecules formed in the primordial soup and began to evolve by self-replication and mutation. This led to increased complexity, natural selection of "better" RNA and diversification of RNA based life.</span>
The correct term to fill in the blank would be cortisol. In the context of stress hormones and the brain, cortisol has a profound effect on the hippocampus, a brain structure that plays a pivotal role in memory. Cortisol is classified as a steroid hormone which is produced by the adrenal gland. It is deemed as the stress hormone as it is released as a response to stress as part of the fight or flight process. From studies, cortisol was found to have effect on the hippocampus when present in high levels. It damage and kill the cells in that area of the brain. The hippocampus is the area of the brain that is responsible for the long term memory storage. So, when this part is damage then the storage for our memories would surely be affected.
Answer:
O by building structures on natural habitat areas
Explanation:
The diversity within an ecosystem can be compromised by building structures on natural habitat areas.
An ecosystem is part of the environment made up of living and non-living components in their natural habitats.
- Diversity entails variations in the life forms within a particular ecosystem.
- When human-induced pressure begins to impact the environment, diversity is threatened
- Nature has its balancing effect the allow for a wide range of organisms to thrive.
- When human builds structures, part of the natural habitat is lost.
Answer: Acquired traits are skills that you have acquired and genetic traits are what you are born with.
Explanation: Example: A mother who can play piano really well might have a son. Just because she can play piano really well does not mean that her son will be able to.
