Concentrations of harmful substances increase in organisms at higher trophic levels is called

What type of bond is a peptide bond? a. Covalent b. Hydrogen c. Van der waals d. Ionic

Fast breeder reactors are seldom used anymore because of safety concerns, as they have a higher potential for explosions. But this explosion hazard does not come from the nuclear fission reaction.

Which describes genetic information prior to the beginning of mitosis?

Spadefoot Toads can develop into 2 different morphs, one is carnivorous, and the other omnivorous. In ordered to develop into the carnivorous morph, the jaw develops at a faster growth rate than the rest of the body; this is an example of:

What are the main components common to all viruses

The greenhouse effect is related to the increase in average surface temperatures known as

Which of the following is true about spring tides but is not true about neap tides? they must occur during a new moon in spring they occur during the moon's first quarter and third quarter phases they only occur during a full moon they can occur

Animal cells are bathed in an isotonic fluid, and plant and bacteria cells have a cell wall. What does this protect the cell membrane from?

Explain why latin is the basic for many scientific names

What is incomplete penetrance and what causes it? incomplete penetrance means the heterozygote has an intermediate phenotype between the two homozygous phenotypes because of interactions with environmental factors.