Good observations are not critical to scientific investigations.

True

False

Some cells possess the capacity to differentiate into various types of cells. What are these cells known as?

Which statement describes the importance of experiments in science

Why is it important for a cell to perform checks after DNA replication? A. If errors are not removed from areas with a gene, then the resulting lipids could be affected. B.

Detritus based foodwebs, rather than consumer based foodwebs, dominate the energetics of most ecosystems. a. True b. False

Why is it sometimes difficult for ecologists to design controlled experiments?

An object has a kinetic energy of 32 J and a mass of 36 kg, how fast is the object moving?

In multicellular eukaryotic organisms, the production of new cells follows a highly regulated sequence of growth, DNA replication, and division. This sequence is referred to as the cell ___, which consists of the G1, S, G2, and M phases.

A 210 gram piece of metal has a volume of 81 cm3. What is the density of this metal?

If you ate a samples of the different carbohydrates seen here, how would the available energy differ from each source and why?

In the disease osteoporosis there is a significant loss of spongy bone. explain how the loss of this specific bone material can weaken a bone.