How can a scientist know if what he/she is looking at, under the microscope, is in fact a cell? What can mislead us to think we are looking at a cell but in fact we are looking at non-living structures of about the same size?

Which one of the following statements about DNA synthesis at the replication fork of a replicating DNA molecule is false? A. One of the two new strands must be synthesized in fragments because the two strands have opposite polarity. B.

How can we identify if a karyotype is a male or a female?

Total biomass in a region is quantified by measuring the mass of all the plants and in a population, habitat, or region.

Explain why the disappearance of the grasshopper would hurt the frogs in the ecosystem more than the snakes.

Which of the following is the critical function of proteins?

Why are the nerves that take information from our world called sensory neurons?

Explain the effects of radiation on the cellular process of mitosis and meiosis

A biome that has a large amount of rainfall, high temperatures, and a poor soil is a

When a ball is rolling down a hill sketch and label the forces that pull the ball down and the forces that slow the ball done

How are babies made ... Asking for a friend