How a rock is used depends on its physical . There is no word bank, but we need to choose a word that correctly fits the sentence.

Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?

Lumps of iron and manganese ore called can be harvested from the seafloor near underwater volcanoes.

The development of this new blg-free, hypoallergenic milk is based on a science that came to the forefront 150 years ago. what scientist's work provided the basis for such feats in biotechnology?