What is an effect of adaptive radiation?
A. Mass extinction
B. Geographical isolation
c. Many new species form
D. The rate of speciation decreases

B! Many new species form.

Explanation:

Adaptive radiation refers to the process by which animals diversify rapidly from the ancestral species into different forms especially when resources are abundantly available. The effect of adaptive radiation is the emergence of new species, which exhibit different morphological and physiological traits.  

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advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v