DNA is a helical molecule consisting of two strands of ____________________ that is the primary carrier of

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


ANSWER: nucleotides, genetic

Biology & Microbiology

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What region of the 5-week embryo gives rise to the midbrain?

a. telencephalon b. diencephalon c. mesencephalon d. metencephalon e. myelencephalon

Biology & Microbiology

Which feature is not an adaptation for fight?

a. Wings are covered in feathers b. Denser bone mass c. Forelimbs evolved into wings d. Standing upright e. Enlarged sternum for flight muscle attachment

Biology & Microbiology

Genes A and B are on different chromosomes. A dihybrid with the genotype AaBb undergoes meiosis. Which of the following depicts a possible genotype in a gamete?

A) Aa B) Bb C) AB D) A E) B F) AaBb

Biology & Microbiology

Refer to Figure 31-5. Which number has been placed on the dorsal surface?

A. 1
B. 2
C. 3
D. 4
E. 8

Biology & Microbiology