The blood-brain barrier Group of answer choices lets lipid-soluble substances, such as O2, CO2 and many anesthetic agents enter the brain. is formed by oligodendrocytes. allows creatinine, urea and most ions to pass more quickly than water and glucose. is impermeable to glucose

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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after a the power stroke, adp is released, but the cross-bridge formed is still in place. atp then binds to myosin, moving the myosin to its high-energy state, releasing the myosin head from the actin active site.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.