In some genetically engineered corn plants the dominant gene bt produces a protein that is lethal to certain flying insect pests that eat the corn plants. if the corn plant is heterozygous for bt, what proportion of the pollen would carry the dominant gene?

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

What enzyme is most important for dna replication and why?

What are levels of ecology and how can we remember them