Answer:
Gene therapy is designed to introduce genetic material into cells to compensate for abnormal genes or to make a beneficial protein. If a mutated gene causes a necessary protein to be faulty or missing, gene therapy may be able to introduce a normal copy of the gene to restore the function of the protein.
The correct answer is B. Find the relative age of one rock layer at the giving location.
Answer:
B
Explanation:
An object at rest will stay at rest unless acted on by an unbalanced force and an object in motion will stay in motion unless acted on by an unbalanced force.
eg. Arrow in space with no gravity will go forever because of the lack of gravity and no air resistance but the opposite is true on Earth.
lichens, grasses, shrubs, trees is the correct ecological succession fro organism. Option C is the right answer.
Explanation:
The sequence of changes in a species which make it useful to make a community or colonization.
The rocks being colonized for the first time by an organism, this organism is termed as pioneer species. In this series given lichens are the pioneer species.
lichens are the microorganisms that colonize the bare rock and starts the soil forming process from the acids they secrete.
primary ecological succession will be as:
lichens inhabit bare rocks and breakdown the minerals rich material in the rock and die to produce organic material so that new species could be formed as grasses will grow which will become shrub and eventually the tree.
Animals eat those grass, shrub or tree products.
lichens, grasses, shrubs, trees,