Who was the first person to see and identify cells?

a

Matthias Schleiden

b

Robert Hooke

c

Anton van Leeuwenhoek

d

Robert Brown

Primary and secondary air pollutants can co-exist in the atmosphere. a. True b. False

Summarize how movements of tectonic plates have influenced climate and life on earth

A photon has 3.4 * 10-18 joules of energy. Planck's constant is 6.63 * 10-34 J•s. What is the frequency of the photon? 5.12 * 10-15 Hz 1.95 * 1016 Hz 5.12 * 1015 Hz 1.95 * 10-16 Hz

Labrador retrievers coat color is controlled by two genes. For the cross bbEe x BbEe, choose all the possible gametes produced by bbEe parent. A - bbee B - be C - bbEe D - bE E - Ee

Where do the instructions for determining the sequence of amino acids that make up a protein originate at?

The nurse is educating the parents of a 5-year-old girl with infectious conjunctivitis about the disorder. which information is most important to provide to prevent the spread of the disorder

Which is an example of the way matter cycles through the bodies of living things? A) A fish swims in the ocean. B) The sun heats up a rock. C) One animal eats another animal. D) Trees convert sunlight to energy.

Which of the following substances is used up during photosynthesis? Oxygen Sugar Sulfur dioxide Water

What is the role of mouth

Which atoms are found in all carbohydrates?