What causes the earth's magnetic field?

A.

the mineral composition of the earth's crust

B.

magnetic particles located at the earth's poles

C.

molten material in the mantle

D.

currents in the earth's liquid-metal outer core

During the process of protein synthesis, each tRNA carries one

Large tracts of tropical rainforest have been cleared for palm oil plantations across many countries. How is this likely to impact the biodiversity in the region? It will decrease due to habitat loss. It will increase due to invasive species.

Which of the following do groups of different tissues form? A) organ B) organelle C) organ system D) organism

Which of these is included under land use? Water, rocks, soil, trees, applying pesticides.

The drug interleukin-2 is an example of which type of iological response modifier

How dose one determine when an ecosystem is in balance

How does respiratory system relate to respiration making ATP?

What is the largest group of reptiles that ever lived?

What best describes somatic mutations

Ben is an entomologist studying ant behavior. He wants to know whether ants are pollinators for a specific plant. In which stage of the plant's life cycle should he check whether a significant number of adult ants are acting as pollinators? A.