Competitive advantages of apple were;
Apple preferred Horizontal and vertical integration around its products instead of licensing it or making it open market or sharing the technology.
Easy to use- they focused on ease of operation and simple user interface.
Facility of plug and play so that non-technical users do not face any issues.
Uniqueness and innovation in enhancing consumer's digital life for example- Digital Hub- an advantage for consumers who were becoming entrenched in a digital lifestyle, using digital cameras, portable music players and digital camcorders and mobile phones.
Investment in R&D brought the key competitive advantage to apple.
DNA Damage: Causes and Effects
The most significant consequence of oxidative stress in the body is thought to be damage to DNA. DNA may be modified in a variety of ways, which can ultimately lead to mutations and genomic instability. This could result in the development of a variety of cancers including colon, breast, and prostate. Here we discuss the various types of damage to DNA, including oxidative damage, hydrolytic damage, DNA strand breaks, and others.
<span>The difference that you are searching for is the addition of Appendages. They appeared in Cambrian animals and were used to increase their physical capabilities like when sensing and processing the information found in the environment. Common appenadges found in animals are things like antennae found in insects that are used to help them communicate or notice things or similar things.</span>
A flatworm does not have a body cavity.
I am pretty sure that the medical condition you're looking for is Intussusception.