random
Why is natural selection called a theory?
it works better defined as a theory rather then a hypothesis.
hydrogen
H
Naturalist, Revolutionary, and Father of Evolution.
Charles Darwin
what is Contrast inductive reasoning
means to highlight the differences between two or more things.
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
A lithium atom has 3 protons and 4 neutrons. What is its mass number?
Atomic number=12
sodium
what was the change in dessert mice.
color of fur
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.
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.
Electronegativity is
the attraction of an atom for the electrons in a covalent bond.
Helium
He
define evolution
a process of biological change in which species accumulate differences from their ancestors as they adapt to different environments over time.
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.
Membrane phospholipids...
may have “kinks” in their tails, each caused by the presence of a double bond between carbons.
A polar covalent bond between two atoms results from
two atoms that do not have similar electronegativities.
Gold
Au
father of modern evolution
Theodosius Dobzhansky
Which of the following lists some of the levels of biological organization from less complex to more complex?
atoms, molecules, cells, organs
One difference between eukaryotic and prokaryotic cells is that eukaryotic cells
have membrane-enclosed organelles, which are lacking in prokaryotic cells.
Which of the following statements helps to explain why water molecules form hydrogen bonds?
Attractions form between opposite partial charges.
Mercury
Hg
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.
what was Dr Olden's advice
Doing the right thing takes more courage then not caring.
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