This genetic disorder causes red blood cells to assume an unusual shape and produce abnormal hemoglobin proteins.

A. Tay-Sachs disease
B. Huntington's disease
C. achondroplasia
D. sickle-cell disease


D. sickle-cell disease

Biology & Microbiology

You might also like to view...

In humans, the sickle-cell trait is caused by a single defective allele, but sickle-cell disease only occurs in individuals that are homozygous for the sickle-cell allele. A man and woman each carry the trait, but do not have sickle-cell disease. What is the probability that their first two children will both have sickle-cell disease?  

A.  1/16 B.  1/8 C.  1/4 D.  3/8 E.  1/2 Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about monohybrid crosses? About determining the probability of two independent events? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer   · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?  

Biology & Microbiology

Hypothermia results from

a. a drop in core temperature for a prolonged period of time. b. a lack of homeostasis. c. an imbalance between energy inputs (nutrients) and energy output. d. prolonged exposure to heat. e. dehydration.

Biology & Microbiology

Sister and Non-Sister Chromatids

What will be an ideal response?

Biology & Microbiology

What are the cells that are specialized to produce and conduct electrochemical impulses called?

A. neurons B. dendrites C. astrocytes D. fibroblasts E. axons

Biology & Microbiology