Answer:
concentric contraction
Explanation:
A concentric contraction causes muscles to shorten.
The role of 3tc in inhibiting hiv reproduction is to interfere with enzyme trancriptase since it has a similar shape to the c nucleotide of DNA.Reverse trancriptase pick up 3tc molecule which led to termination of DNa further thus block reproduction of HIV.
Answer:
Slow-twitch muscle fibers are fatigue resistant, and focused on sustained, smaller movements and postural control. They contain more mitochondria and myoglobin, and are aerobic in nature compared to fast-twitch fibers. Slow-twitch fibers are also sometimes called type I or red fibers because of their blood supply.
Answer:
If CRISPR is used to edit embryos or egg and sperm cells, the future generations are going to be affected as well. This is the biggest ethical concern regarding gene editing. As a result, the entire human species can be born with signs of gene modification procedures.
Ethical Concerns of CRISPR [Cons] Changes to the Germ-line Cells: Genetically modifications to human embryos and reproductive cells such as eggs and sperms are called germline editing. Changes to the germline can be passed to the next generation.
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The macronutrients -- fat, protein and carbohydrates -- are high in energy density, which means that they have 4 or more calories per gram. The other essential nutrients -- water, vitamins and minerals -- have no calories, so they provide no energy.
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