random
periodic table titles
evolution
chemistry
atoms and molecules
100

Why is natural selection called a theory?

it works better defined as a theory rather then a hypothesis.

100

hydrogen 

H

100

Naturalist, Revolutionary, and Father of Evolution.

Charles Darwin 

100

what is Contrast inductive reasoning

means to highlight the differences between two or more things.

100

Which of the following options best depicts the flow of information when a gene directs the synthesis of a cellular component?

DNA to RNA to protein

200

A lithium atom has 3 protons and 4 neutrons. What is its mass number?

Atomic number=12

200

sodium 

Na
200

what was the change in dessert mice.

color of fur

200

Which of the following is a true statement about how living organisms use energy and chemicals to carry out life’s activities?

Energy flows through an ecosystem, but chemicals cycle within it.

200

Which of the following expresses the concept of emergent properties?

The parts of a car, once assembled, result in a structure that can provide transportation.

300

Electronegativity is

the attraction of an atom for the electrons in a covalent bond.


300

Helium

He

300

define evolution 

a process of biological change in which species accumulate differences from their ancestors as they adapt to different environments over time.

300

what is a reason why Dr. Kenneth Olden's role models important and inspiring to him.

His role model was the only black physician in the rural town, which was rare.

300

Membrane phospholipids...

may have “kinks” in their tails, each caused by the presence of a double bond between carbons.

400

A polar covalent bond between two atoms results from

two atoms that do not have similar electronegativities.

400

Gold

Au

400

father of modern evolution

Theodosius Dobzhansky

400

Which of the following lists some of the levels of biological organization from less complex to more complex?

atoms, molecules, cells, organs

400

One difference between eukaryotic and prokaryotic cells is that eukaryotic cells

have membrane-enclosed organelles, which are lacking in prokaryotic cells.

500

Which of the following statements helps to explain why water molecules form hydrogen bonds?

Attractions form between opposite partial charges.

500

Mercury 

Hg

500

Which of the following statements about Darwin’s theory of evolution by natural selection is true?

Individuals with inherited traits that are better suited to the local environment are more likely to survive and reproduce than less well-suited individuals.

500

what was Dr Olden's advice 

Doing the right thing takes more courage then not caring.

500

Describe the structure of the nucleus

he nucleus of the cell is a membrane-bound organelle that includes the nuclear envelope, nucleolus, and nuclear matrix, and is the site of gene expression