To prepare 100ml of a2% saline solution you need to add how many grams of salt into how many ml of distilled water

What was the land like over 500 million years ago? what was under the sea?

What are the seven economic and social goals?

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction