Mutations in the lamin A gene are responsible for very diverse disorders because

A) different tissues have different variants of the gene.

B) lamin A proteins affect how chromatin touches the nuclear membrane.

C) many different results occur.

D) every tissue type has lamin A.


B) lamin A proteins affect how chromatin touches the nuclear membrane.

Biology & Microbiology

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D-amino acids are associated with

A. radioactive isotopes. B. human proteins. C. plant proteins. D. bacterial cell walls.

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How does the likelihood of the survival of technological societies restrict the number of civilizations with which we might communicate?

What will be an ideal response?

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Which of the following floral reproductive

structures is incorrectly matched?

a. microspore-pollen grain b. egg-embryo c. ovule-seed d. ovary-fruit e. none of these structures are incorrectly matched

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Which of the following equations represents the total water potential of a plant?

A. s2 + p2 = w2 B. ?p = ?w + ?s C. ?w = ?p + ?s D. ?s = ?p + ?w E. ?w = ?s ¸ ?p

Biology & Microbiology