The Superfood That Changed The World quiz

How many years ago did humans start living in larger settlements and farming?

• 2,000 years ago

• 5,000 years ago

• 10,000 years ago

• 20,000 years ago

What was the name of the crop that geneticist George Beadle discovered shared the same chromosomes as maize?

• Tethersinte

• Wheat

• Teosinte

• Tua Tugavailoa

The more differences in DNA sequences between two species, the _____ it's been since they were the same organism

• longer

• shorter

• the same

How were scientists able to determine the age of the microfossils?

• Radiocarbon Dating

• Charcoal found in the same sediment layer

• Genetic engineering

• Artificial intelligence

True or False: The fruitcase gene and the branching gene along with just a few others were responsible for the differences we see in Maize and Teosinte?

• True

• False

Why do regulatory genes affect other genes?

• Regulatory genes only affect the physical structure of DNA.
• Regulatory genes are not involved in gene expression.
• Regulatory genes have no impact on other genes.
• Regulatory genes affect other genes by controlling their expression through protein interactions with DNA.