What is classified as an index fossil? Like, what requirements are there for something to be an index fossil?

This condition causes females to be short in stature, lack secondary sex characteristics, and to be sterile

Rabbits and sheep both graze on shrubs, grasses, and other plants. The sharp rise in the population of rabbits in a region may result in a shortage of plants for sheep to graze upon This relationship between sheep and rabbits is an example of

Adenosine triphosphate (atp) is the main / "energy currency/" used in cells. atp hydrolysis is coupled with unfavorable reactions, making the net change in energy for the set of reactions less than zero (favorable).

What would Increasing the amount of DNA from same individual in a well do in electroporesis

In which population would the rate of genetic drift be the greatest?

1. true false Carbon atoms form the building blocks of most living things.

Inhibiting enzymes involved in cell wall synthesis leads to which of the following? A) cell death by osmotic lysisB) a reduction in protein synthesisC) the incomplete synthesis of the bacterial cell wallD) a reduction in the amount of usable energy

In the 20th century where did the most ecologically destructive oil spill in the US

Which of the activities listed below are functions of the Lymphatic System? 1 transports lipids to the blood 2 transports lipid-soluble vitamins to the blood 3 drains excess interstitial fluid from tissue spaces and returns it to the blood 4

Under which circumstances must facilitated diffusion be used instead of simple diffusion?