Fires are intentionally set in the savanna annually. What results from this practice? A) It refreshes the biome. B) It recycles the nutrients in the biome. C) It creates pollution. D) All of the above

When recombinant DNA is inserted into the Genome of the host organism was created A. A transgenic organism B. A plasmid C. A genetic marker D. A restriction enzyme

What property of water makes it useful to use in car radiators

What force holds atoms together in a compound? chemical bond gravitation electromagnetism

Simon is studying a marsh ecosystem that is being altered by purple loosestrife, an invasive species, Simon calculates that the population of the purple loosestrife has been doubling in size every 50 days.

Which is the largest organelle within a eukaryotic cell? A. ribosome B. nucleus C. nucleolus D. chromosome

1. What can all rocks be broken down into? 2 What kind of rock does magma cool and harden into another?

Why might it be beneficial for governments to restrict the types of plants and animals that individuals can keep as pets in a particular environment?

1. Which of the following gene is responsible for an amino acid synthesis in YAC vector? CEN URA3 ARS TRP1

Aldosterone is a hormone that is released by the adrenal cortex when your blood pressure is low. It is a fat-soluble molecule and causes water conservation in the kidneys by causing more sodium pumps to be made when it binds with its receptors.

Which of the following is not correct about the nucleus of an animal cell