cancer cells are cells that divide and reproduce abnormally with uncontrolled growth... the stem cell theory of cancer proposes that among all cancerous cells, a few act as stem cells that reproduce and sustain the cancer, similar to normal stem cells normally renewing and sustaining our organs and tissues.
If the cells did not differentiate, 1 virus could kill an entire species.
<span>a lasting change in behavior or mental process as the result of an experience ... Simple form of learningin which one stimulus calls forth the response that is usually called forth by another stimulus when twostimuli have been associated with each other. ... Which psychologist is most closely related to operant conditioning?</span><span>
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Answer: d)
Explanation:
Abiotic Factors are non-living things part of an ecosystem. For example the sun, wind and temperature.
Herbivores are living animals who eat plants so they are not a herbivore.
Answer:
We are less likely to be challenged by making friends with different backgrounds and interests from ours
Explanation:
The internet, from its conception, has been a useful tool in several areas and dimension as it is known to be an advantage in different spheres of life. It is know to be gaining ground in the areas that area thar are of elementary resources in society today.
Like they say, what as an advantage also as a disadvantage. The disadvantage of the internet has eaten up in human interactions with it leading to unpredictability and randomness of human interactions, communications and relationships.
The internet, as interfere and will continue to interfere negatively in human relationships and interpersonal relationships (except a swift action is taken to address the trend). Such that people are direct their attention, time and resources on the internet and entertainment that it gives as they see it as benefits instead of focusing this things more in their relationships with other people (by making friends with different backgrounds and interests from ours).