Which one part of the adult human body in which stem cells are relatively common

A star has avery low mass and its core slowly converts hydrogen to helium through fusion. what will the star become as it ages?

Wha are two types of bacteria that make us ill

What causes the plates to move about on the asthenosphere?

Which one of the following situations is an example of neoteny? A. A two-year-old dog showing a threat display B. An eight-year-old dog playing Frisbee C. A puppy urine marking its territory D. A dog solving a problem involving insight

Which synapomorphy finally allowed metazoans to leave an aqueous environment and inhabit land? A. limbs B. scales with keratin C. lobed fins D. the amniotic egg E. Lungs

Scientists are currently spending time and resources studying prokaryotes that are found in extreme and remote environments.

Does brain size matter intelligency

In fruit flies the allele for long wings (L) is dominant and the allele for short wings (l) is recessive. What is the likely genotype of a fruit fly with short wings? A. Either LL or Ll B. Either Ll or ll C. Only LL D. Only ll

Which two body systems interact with each other in order to break down and transport the nutrients found in food?

Where are the chemicals secreted by the endocrine glands released into?