Which two characteristics describe all animals? A. multicellular and symmetrical B. multicellular and asymmetrical C. heterotrophic and multicellular D. heterotrophic and unicellular

Jimmy handsome tiles in a bag the tiles are of three different colors purple pink and orange Jenny randomly pulls a towel out of a bag record the color and replaces the tile in the back she does a 50 x the result is recorded in the given table

If a genotype has two identical alleles that are always expressed is called

Which of the following is not a way in which humans rely on prokaryotes?

Is green light most or least useful in photosynthesis? Why?

The permanent cessation of the menstrual cycle is known as ... gestation puberty vascularization menopause

The loss of the ability of the larynx to produce normal speech sounds is called:

Explain how a blood glucose concentration of 7.5 mmol dm-3 would be brought back to normal in the body of a mammal and why this is a negative feedback mechanism

What is the salinity of ocean water

Which of the following could describe a population that is decreasing in size

Which creature cannot survive in the presence of oxygen? Give Examples. What does the creature need to survive instead of oxygen?