Which of these is not found in RNA?

A) phosphate

B) deoxyribose

C) purines

D) ribose


B) deoxyribose

Biology & Microbiology

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The urogenital system refers to the

(a) urinary and reproductive systems. (b) urinary and excretory systems. (c) reproductive system. (d) external genitalia.

Biology & Microbiology

Reflects sunlight at leaf surface.  

  Choose the letter of the best match: A. abscisic acid B. trichomes C. aquaporin D. endodermis E. stoma

Biology & Microbiology

Describe what occurs during cleavage, growth, morphogenesis, and differentiation.

What will be an ideal response?

Biology & Microbiology

In protostomes

A) the opening formed during gastrulation becomes the mouth. B) the opening formed during gastrulation becomes the anus. C) there is no body cavity. D) there is no endoderm.

Biology & Microbiology