Define diffusion.

What will be an ideal response?


Molecules cross the membrane from high to low concentration

Biology & Microbiology

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During photosynthesis in plants and algae, __________ is oxidized and __________ is reduced

A. O2; CO2 B. CO2; H2O C. H2O; O2 D. H2O; CO2 E. NADPH; ATP

Biology & Microbiology

The process of ____________________ equalizes the dosage of functional genes carried on the X chromosome in males and females

Fill in the blank(s) with correct word

Biology & Microbiology

The amphibian heart consists of two atria and two ventricle(s)

____________________ Indicate whether the statement is true or false.

Biology & Microbiology

External genitalia of the male reproductive system include the

A) ejaculatory duct. B) urethra and scrotum. C) penis and scrotum. D) penis. E) penis, urethra, and ejaculatory duct.

Biology & Microbiology