The union of sperm and ovum to produce a zygote is known as when sperm and ovum fuse at conception, they produce a zygote with chromosomes.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

Linda and julia are trying to determine whether their ideas are scientific or pseudoscientific. linda's idea is free of bias. julia's idea gives the same result when tested repeatedly. which statement is correct about linda and julia's idea?