Which genetic disorder is governed by a single gene?

a. Cystic fibrosis
b. Albinism
c. Huntington's syndrome
d. Sickle Cell anemia
e. All are governed by a single gene.


e

Biology & Microbiology

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Nucleotides used in automated DNA sequencing are

tagged with a a. radioactive isotope. b. heavy form of nitrogen. c. pigment. d. modified deoxyribose sugar. e. none of these.

Biology & Microbiology

Which of the following techniques is best suited to study protein interactions?

A) PCR B) The yeast two-hybrid system C) Restriction mapping D) RT-PCR E) Southern blotting

Biology & Microbiology

Patterns of species migrations, such as birds that nest in North America during the spring and in South America during the winter, do not alter seasonal patterns of regional diversity for a wide range of taxonomic groups

Indicate whether the statement is true or false

Biology & Microbiology

What is the likely origin of chloroplasts?

A) mitochondria that had a mutation for photosynthesis B) photosynthetic prokaryotes that lived inside eukaryotic cells C) prokaryotes with photosynthetic mitochondria D) eukaryotes that engulfed photosynthetic fungi

Biology & Microbiology