What is the term referring to the type of reaction occuring when complex molecules are formed from simpler molecules and water is removed

Explain how do cells respond to every signal

In peas purple is dominant to white for flower color. A purple flower is crossed with a white flower. All the offspring (over 100 plants) produce purple flowers. What is the genotype of the purple flower? •Pp •pp •PP •Either PP or Pp

Whitch three processes happen as a multicellular organism grows

Arrange the events of synaptic transmission in the correct sequence. (1) sodium ions diffuse into the cell and cause a local potential (2) neurotransmitter binds with receptor on postsynaptic cell (3) neurotransmitter diffuses across the synaptic

2. Explain what has to happen to join two monosaccharide units into a disaccharide.

Is a candle responsive or has movement?

The gas that makes up about 21 percent of the atmosphere is?

Under the microscope, a cell shows formation of centrosomes and spindle microtubules. What will happen next?

What is a measurement of the earth's history divided into time periods A) fossil record B) sedimentary rocks C) geologic time scale D) radioactive elements

The initial organisms on earth were essentially prokaryotic heterotrophs. how did they obtain their energy?