What is the cloaca? what functions does it serve in amphibians?

Anticline and syncline are the two major types of folds found in the Earth's crust. true or false

Which is not a factor used to divide the ocean into distinct marine life zones?

Terms and definitions transcription translation monohybrid cross incomplete dominance sex-linked Gene's

Adrenocorticotropic hormone (acth) has what effect on the body?

Select the correct answer from each drop-down menu. An element has an atomic mass number of 16 and an atomic number of 7 The element has _ protons and _ neutrons

Why when you rub a balloon on a piece of fabric or carpeting and then hold it against your head, your hair can stand up?

Which of the following statements is not true? Essential nutrients can be synthesized by the body. Vitamins are required in small quantities for bodily function.

Trees have active transport, why?

The question is how many chromosomes are in the sperm cells, and how many chromosomes will it's zygote have.

Recent research has found that on one island of the Galapagos two finch species interbred. This interbreeding may have resulted in a hybrid species that ultimately led to the extinction of one of the species Darwin discovered.