Gene knockouts often result in embryonic lethality. what strategy do investigators often use to make it possible to study a gene’s role later in development?

Explanation:Genes are picked by investigators through hand picked

: Based on scientific interest.

or based on chromosomal position.

: I.e as Functional candidates or positional candidates.

After then, The results will be summarized in several review.

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.