Answer:
The protection of internal environment from the harms of fluctuations in external environment is termed as HOMEOSTASIS.
Explanation:
External environment and its component fluctuate continuously, however, the organism resists and manage these changes by making adjustments to keep its own internal fluctuations within a narrow range thus protecting internal environment from harms of fluctuations.
Option (A) lining the straw is correct.
<h3>What is the anatomy of Earthworm?</h3>
- An earthworm is a terrestrial invertebrate and a member of the phylum Annelida.
- They have a tube-within-a-tube body structure, corresponding external and internal segmentation, and typically include setae on each segment.
- They can be found wherever the soil, water, and temperature permit.
- The body of an earthworm is composed of a digestive tube and a thick cylindrical muscular tube that forms the body.
- The body is divided into segments, and furrows on the surface of the body serve as markers for the segment boundaries.
- The top of the first segment, which encloses the mouth, is a lobe made of muscle and flesh.
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B. because natural selection is when the environment causes an organism to evolve, the climate becoming colder and wetter would likely overtime cause the rats to have thinner hair and have skin that can handle staying wet more
Answer:
The first yellow fever outbreaks in the United States occurred in late 1690s. Nearly 100 years later, in the late summer of 1793, refugees from a yellow fever epidemic in the Caribbean fled to Philadelphia. Within weeks, people throughout the city were experiencing symptoms.
Answer: D. Competitive exclusion
Explanation:
This is because the competitive exclusion theory states that two organisms that compete for the same resource can't co exist. It doesn't effect the carrying capacity.