What do restriction enzymes do to the DNA?

The cookie cutter shark feeds by taking a bite of flesh out of whales and large fish. The shark does not kill the larger fish it feeds on. Is the shark a predator or a parasites? Why?

Explain what would happen if plankton were removed from the marine food webs.

This developing plant uses starch stored in the seed as a source of energy during germination. This stored starch is a by-product of

Which kingdom includes organisms that are unicellular, multicellular, aggregate and colonial in cellular arrangement? A) Archaebacteria B) Eubacteria C) Plantae D) Protista

The weight of a substance is defined as its mass divided by its volume.

The fossils found in the different layers of Earth are listed below. Layer 1: Fossil A (oldest fossil) Layer 2: Fossil B Layer 3: Fossil C Layer 4: Fossil D (youngest fossil) Which is the topmost layer? Layer 1 Layer 2 Layer 3 Layer 4

Why dont all cells divide at the same rate

Ingestion of water contaminated with fecal matter is the mode of transmission for

While caring for a client with asthma, the nurse auscultates a bilateral high-pitched, continuous whistling sound in the anterior lung fields. what finding does the nurse document in the medical record?

Finding fossils of coral reefs in nevada desert provides evidence that ... 1) nevada used to be much colder than it is today 2) an ocean once covered what is now nevada 3) there was a mistake because no coral reef exist in deserts 4) ancient coral