Bio I Ch. 14 Word Scramble
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Question | Answer |
What is a picture of chromosomes called? | karyotype |
Body cell chromosomes are known as? | autosomes |
How many normal human autosomes are there? | 22 pair or 44 |
How many normal sex chromosomes are there? | 1 pair or 2 |
What is a chart that shows the relationships within a family? | pedigree |
Are sperm and egg cells haploid or diploid? | haploid, that means one set of chromosomes |
Is a zygote haploid or diploid? | diploid, that means two sets of chromosomes after fertilization |
Most human traits are determined by many genes. This is called | polygenic |
Human blood types are determined by ________ alleles. | 3, A, B, and i |
What are the alleles for type A blood? | AA or Ai |
What are the alleles for type B blood? | BB or Bi |
What are the alleles for type O blood? | ii |
What are the alleles for type AB blood? | AB |
Name this recessive disorder in which humans lack pigmentation in skin, hair, and eyes. | albinism |
Name this recessive disorder in humans in which there is excess mucus in lungs, digestive tract, and liver with an increased susceptibility to infections. | cystic fibrosis |
Name this recessive disorder in which humans cannot break down phenylalanine and can cause mental retardation. | phenylketonuria or PKU |
Name this recessive disorder in which humans have a lipid accumulation in brain cells which causes mental deficiency, blindness, and death. | Tay-Sachs disease |
Name this dominant disorder in which humans exhibit from dwarfism. | achondroplasia |
Name this dominant disorder in which humans suffer mental deterioration and seizures during middle age years. | Huntington's disease |
Name this dominant disorder in which humans have excess cholesterol in their blood. | hypercholesterolemia |
Name this codominant disorder in which humans have misshapen red blood cells which can damage tissues. | sickle cell disease |
Is it bad if wrong blood types are mixed? | Yes. Blood will clump. Antibodies will "fight" the antigens. |
PKU can be treated with a special ______________. | diet |
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macjlc13
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