What is DNA and why is it such a big deal to change an organism’s DNA?

DNA Stands for Deoxyribonucleic acid and is the bodys' chemical blueprint. Changeing an organisms DNA can make the organism produce too much or too little protiens and can be fatal if the mutation/chance is significant enough.

Explanation:

In school, Brendan has been conditioned to get up from his seat every time he hears the school bell ring.

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The Parker probe.

Explaination:

for six years an artificial fertilizer is used on a apple orchard the orchard is next to a stream which empties in to a slat water bay during the last 5 years researchers have observed an increase in algae in the bay they have also sampled fish populations in the bay each year apex...

Answer:

Effective food supply was most likely an effect on society that resulted from improvements in blood handling during World War I and World War II.

Myths about aging : 

Depression and loneliness are normal in older adults. ...

The older I get, the less sleep I need. ...

Older adults can't learn new things. ...

It is inevitable that older people will get dementia. ...

Older adults should take it easy and avoid exercise so they don't get injured.

Answer : 900 kg pumpkins

Need this store of protein: 

The seed consists of three components: embryo, endosperm (sometimes perisperm), and seed-coat. Both endosperm and embryo are the products of double fertilization, whereas the seed-coat develops from the maternal, ovular tissues. The seed habit is a significant advancement in the evolution of higher plants.

Anatomy of seed :-

Seed storage proteins provide a source of amino acids and reduced N necessary for germination and early growth of the seedling.

Consumers are dissatisfied with the way that large corporate  farms are treating nature's natural resources.

A scientist look for in a plant that would identify it as a club moss rather than a liverwort.