Regarding the structure of DNA, which of the following is like a spiral staircase?

A) Hydrogen bonds
B) Phosphate
C) Deoxyribose
D) Double helix
E) Covalent bonds


D

Biology & Microbiology

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Earthworms, grasshoppers, and birds all have an expanded region of the gut associated with the temporary storage of food, which is called the _____

A) gastric cecae B) larynx C) crop D) pharynx E) epiglottis

Biology & Microbiology

Meiosis produces somatic cells

1.True 2.False

Biology & Microbiology

Polysome formation in bacteria is able to occur because _________________.

A. they have a relatively small chromosome B. they lack a nuclear membrane C. they possess multiple orisequences D. they possess a cell wall

Biology & Microbiology

A cross involving one gene between two heterozygous parents is called a(n) ________

Fill in the blank(s) with correct word

Biology & Microbiology