Biomagnification usually happens for chemicals that:

How do frogs weak lungs result to their skin being wet and moist?

Which of the following is an example of a prey adaptation? A. a wolf's sense of smell B. the big eyes of an owl C. a rattlesnake's poisonous fangs D. the speed of a deer

What is a signal to which an organism responds

Which process is part of transcription? DNA is copied to create a second DNA strand. mRNA codons and tRNA anticodons assemble amino acids. DNA is unzipped with the aid of DNA polymerase. mRNA is synthesized from a strand of DNA.

Certain cells that line the stomach synthesize a digestive enzyme and secrete it into the stomach. This enzyme is a protein. Which processes could be responsible for its secretion?

Analyze whether the tiger is at the same level and whether it obtains the same amount of energy in both the food chains.

How does a heavy metal plane fly?

The organelle that maintains pressure against the cell wall, so that the plant cell keeps it shape, is the (a) central vacuole. (b) rough endoplasmic reticulum. (c) smooth endoplasmic reticulum. (d) nucleus.

In module 1, you identified which species of lizards were most similar to one another based on relative limb length and toe pad size. In this module, you determined which lizards are more similar to one another based on what type of information?

Why do dogs hate bears?