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Biology

Excess salt in the body can damage cells and organs. Marine iguanas, which live on the beaches of the Galapagos Islands, eat mostly seaweed. They have ducts that remove excess salt from their bodies. How are the salt ducts an adaptation to the iguanas' environment?

7. What type of stresses have the rocks undergone to form the structures in Figure 11-1? A. shear stresses B. compressional stresses C. tensional stresses D. none of the above 8. In Figure 11-1, what structure is labeled A? A. graben B. horst C. syncline D. basin 9. In Figure 11-1, what is the structure labeled B? A. graben B. horst C. syncline D. dome

it is known that the climate on earth has fluctuate in the past, but the present concern is that there will be a significant climate change because of the___a. population of people on Earthb.addition of carbon dioxide to the atmospherec.addition of oxygen to the atmosphered.deterioration of the atmosphere

Which microscope part would help Charles see the most detail of the onion cell?

1. Why are the runners able to travel faster at shorter distances than long ones?

Anybody can help me out? A _____________ is a scientific measurement for a particular unit of energy. Question 3 options: Nugget Portion Calorie

A neuron and a white blood cell have very different functions. For example, a neuron can receive and respond to electrical signals while a white blood cell defends the body against infection. This is because ______.

What’s a microbial mat

A second messenger is: a. a molecule that allows one cell to communicate with other cells b. a chemical messenger released from synaptic terminals across synapses c. a molecule that intiates a signaling cascade in response to hormone binding on a cell membrane receptor and activating a G protein. d. a hormone that binds to a cell membrane hormone receptor and triggers activation of another messenger system.

why are organisms with similar genetic sequences also likely to have similar protein configurations?

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