Which adaptations allowed reptiles to complete their life cycles on land?

A) lungs
B) ectothermic metabolism
C) an amniotic egg
D) four legs


Answer: C

Biology & Microbiology

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In the plant life cycle, what process takes place

between the formation of gametes and the formation of the zygote?

a. mitosis b. meiosis c. fertilization d. more than one of these e. none of these

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During which phase of Mitosis does the total number of chromosomes double but the total number of DNA molecules remain the same?

A. Prophase B. Metaphase C. Anaphase D. Telophase E. Interphase

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Steroid hormones are lipid soluble and diffuse through the plasma membrane into a cell

Indicate whether the statement is true or false

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Mei had high blood pressure, so her physician gave her a prescription for a certain drug that lowered her blood pressure by allowing more sodium ions to be excreted in the urine. This drug interfered with the making of ________

A) atrial natriuretic hormone B) angiotensin II C) growth hormone D) erythropoietin

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