Are there always going to be an equal number if guanine and cytosine molecules is DNA

Matter is composed of?

Which of the following statements below is NOT true about stage 3 of the birthing process. A. The placenta and umbilical cord are delivered. B. It lasts approximately 5 to 10 minutes. C. Intense contractions occur. D. The placenta remains intact.

13 Select the correct answer. A farmer changed certain timings of his farming operations to control pest infestation in his field. Which pest control method did he use? OA genetic pest control B. biological pest control C.

Fenestrated capillaries a. permit the movement of very few molecules. b. are located in the central nervous system. c. occur in most of the organs of the body. d. have pores in their walls.

Which statement is correct? Light can travel in a vacuum, and it travels faster if the light source is moving. Light can travel in a vacuum, and its speed is constant if the source is moving or stationary.

Oceanic crust is composed mainly of basalt. continental crust is composed mainly of granite. why does oceanic crust generally tend to subduct under continental crust when plates collide

What is placebo and why is it used in some experiments

What is organ? a. group of different types of tissue that work together to perform a specific function or related functions. b. group of cells that work together to perform a similar function. c.

The temperate phage lambda can undergo two life cycles depending on the environmental cues. During which cycle does phage lambda form a prophage? Choose one: A. lysogeny B. burst cycle C. lytic cycle D. slow-release cycle

Which blood components work together to form a blood clot