Which Statement Is True Regarding X-Linked Recessive Conditions

question 26

Multiple Choice

Which statement is true regarding X-linked recessive conditions?

• A)Such diseases use males as phenotypical carriers.
• B)These conditions are passed from affected father to all of his female children.
• C)25% of an affected individual's grandsons will be affected.
• D)Cystic fibrosis is an example of such a condition.

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Definitions:

Uranium Deposits

Concentrations of uranium within the Earth's crust that are economically viable to mine, commonly used as fuel in nuclear reactors.

Groundwater

Water that fills the cracks and spaces in underground soil and rock layers.

Gas Hydrate

A crystalline solid formed from a mixture of water and gas, under low temperature and high pressure conditions, often found in marine sediments and permafrost regions.

Ocean-floor Sediments

Deposits that cover the ocean floor, comprised of particles of organic and inorganic origin, such as sand, silt, and the remains of marine organisms.