Birds are feathered reptiles

Indicate whether the statement is true or false


TRUE

Biology & Microbiology

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A form of mutation associated with the expansion in copy number of a nucleotide triplet in or near a gene is called

a(n) ____________________ Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Plants that contain both vessel elements and tracheids for water transport ________.

A. Have an evolutionary disadvantage B. Conduct water and minerals more efficiently C. Are ancestors of modern plants D. Are gymnosperms and ferns E. Are typically small

Biology & Microbiology

To what disease do individuals heterozygous

for cystic fibrosis have increased resistance?

a. hemophilia b. Tay-Sachs c. typhoid d. diptheria e. cholera

Biology & Microbiology

In plants, chloroplasts function as the site of cellular respiration.

a. true b. false

Biology & Microbiology