Scientists base many of their investigations on questions that test accepted theories. Which outcome of an investigation would cause a scientist to ask a different question?

Which processes occur in a plant embryo before it pushes out of the soil? Check all that apply. 1. It uses food from the seed. 2. Its leaves open. 3. It produces its own food. 4. Its roots grow downward. 5. Its stem grows upward.

How does a circular template stop replication a. A polymerase falls off at the correct time, different polymerases last different amounts of time b. Short 23bp sequences called ter sites recognized by the Tus protein that stops replicaton c.

What process allows for the development of haploid sex cells?

A student is observing different structures of a seed plant during a lab activity. She has identified tiny structures that look like powder. Which structures did the student most likely identify?

Could water exist as a liquid on Earth if it did not have an atmosphere?

Diamond is The hardest mineral on the mohs scale A no nonmetallic element The only mineral with luster An isotope of silicon

What are the three types of interactions between organisms in an ecosystem

The stomach liver and other parts of the digestive tract are contained in the

What is the role of the endocrine system?

In which kingdom does a multicellular, eukaryotic, photosynthetic organism belong? a Fungi b Animalia c Bacteria d Plantae