A mutation that causes changes in the amino acid sequence downstream of the mutation is called what?

An anthropologist finds a fossil in Africa that appeared less than 100,000 years ago. To which species could the specimen belong? Homo neanderthalensis Homo habilis Homo erectus Homo sapiens

If a population of deer exceeds its carrying capacity, it is likely that the a. population will crash b. population will become extinct c. carrying capacity will increase d. birth rate will increase

Which best defines cohesion

What effect will a virus in the lytic cycle have on an organism? A. It will have no direct effect on the organism. B. It will cause a disease in the organism. C. It will spread bacteria in the respiratory system. D.

And which place would you probably find the most organisms

Which group of elements shares characteristics with both metals and nonmetals?

Where and how does ammonification / nitrification take place

Jill has a beaker. In this beaker there are two layers. The top layer is transparent with a yellow tint to it, and the bottom layer is transparent and clear. Jill decides that the bottom layer is probably water.

Starfish are capable of growing a new starfish from a single arm if it is bitten off by a fish or pulled off by force. This type of asexual reproduction is called

Genetic drift and natural selection only take place if there is