Which two statements are true regarding an energy pyramid

During the carbon cycle, which type of organism is involved when carbon is transferred from the biosphere to the lithosphere (geosphere) ?

How do prions disrupt the normal function of an organism and cause diseases such as mad cow disease?

When you touch something hot, a neuron in your finger senses the temperature. Which happens first?

Explain the idea of genetic drift. How does natural selection effect genetic drift.

What is the preferred technique for removing secretions from the mouth and nose of a newborn who requires resuscitation?

Explain why chances of nose bleeding increase with altitude in humans

Trees gives us oxygen, then how can we breathe in desert?

What trees are found in temperate rainforests than in tropical rainforests? Broad-leaf Coniferous Hardwood Flowering

Which correctly summarizes the traits of a good hypothesis? A hypothesis is a statement that cannot be either supported or shown to be invalid. A hypothesis is a question that a scientist formulates about a phenomenon.

When brown iodine is exposed to starch it turns dark purple. In an experiment, you placed a cornstarch and glucose solution within a small plastic bag. Next, you placed the bag in a beaker with water and 10 drops of iodine.