Answer:
C. His mother carried at least one allele for that trait
Explanation:
-Men have a single allele of each gene on the X chromosome, inherited from their mother, and a single allele of each gene on the Y chromosome, from their father.
-A sex-linked trait is a trait that is controlled by a gene or an allele located on the sex chromosome.
-X-linked traits are maternally inherited from carrier mothers or from an affected father. Each son born to a carrier mother has a 50% probability of inheriting the X-chromosome carrying the mutant allele.
Because electrons are “pulled” towards the oxygen.
1.Fertilization occurs when sperm fuses with egg.
2.Bacteria
Just took the test and they were both correct.
Answer:
Heat transfer, whether from the air, sunlight, another water source or thermal pollution can change the temperature of water. Water temperature plays a major role in the quality of aquatic life and habitats. Heat flow and the fluctuation of temperature determine what species will live and thrive in a body of water.
Explanation:
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It is not true that Medicare beneficiaries who are near death are primary cause of large Medicare Payments. Medicare is the federal government program that provides health care coverage. This program is in part funded by Social Security and Medicare taxes you pay on your income, in part funded through premiums that people with Medicare pay, and in part funded through the federal budget.