exam 1 pt2

Question 1

What are 2 ways to reproduce?

Answer 1

2 ways to reproduce are asexual and sexual.

Question 2

What is asexual reproduction?

Answer 2

When you identically clone something

Question 2

What is evolution?

Answer 2

The result of natural selection

Question 3

What is sexual reproduction?

Answer 3

When 2 parents come together, and offspring are genetically different.

Question 4

Why do we need reproduction?

Answer 4

To constantly survive that’s why we want the offspring to be genetically different

Question 4

What does natural selection leads to?

Answer 4

Evolution

Question 5

If you wait too long to go to the doctor while having an infection. / Go to the doctor too much you will have mutated bacteria. What is this called?

Answer 5

Antibiotic resistance

Question 5

What is it called when life is characterized?

Answer 5

Taxonomy

Question 6

What is the order of life acronym? What does it mean?

Answer 6

Dear King Philip Came Over For Good Soup / Domain, Kingdom, Phylum, Class, Order, Family, Genus and Species.

Question 7

What does Bacteria and Archaea lack? Where do they live? What do Bacteria, Archaea, and Ekaryea have in common?

Answer 7

They both lack nuclei and are unicellular. They live deep in the ocean and volcano. All three have DNA.

Question 7

If you are alive you are either what?/ What does it mean to be Eukarya? What does bacteria and Archaea mean?

Answer 7

Bacteria, Archaea, or Eukarya. / Means you have a nucleus in your cell. / They don’t have a nucleus.

Question 7

How do scientists’ study life?

Answer 7

Through the scientific method

Question 8

What is law in science?

Answer 8

a description of how something behaves.

Question 8

What is a fact?

Answer 8

A known proven true observation.

Question 9

what is a theory?

Answer 9

Explanation backed up by facts and tested many times and incorporates everything in the scientific method.

Question 9

what is a hypothesis?

Answer 9

An educated explanation about an observation that can be tested.

Question 10

In science we come up with a number that tells us how different the control group was from our experimental value called what?

Answer 10

” P’ value

Question 11

What is matter?

Answer 11

everything that takes up space.

Question 12

What makes up of everything is called? / Contains particles called what?

Answer 12

atoms/ Protons, Electrons, and Neutrons

Question 13

The number of protons, that can’t change is called? The weight of all atoms of an element, which CAN change is called?

Answer 13

Atomic Number/ Atomic Weight

Question 14

Protons cannot what? What can neutron do?

Answer 14

Protons don’t change but neutrons do change

Question 15

Gaining or losing electrons are called?

Answer 15

Ions

Question 16

how does the ring model look?

Answer 16

First rings hold 2. Second and Third rings hold 8.

Question 16

What is chemical bonding?

Answer 16

Attractive force that holds atoms
together.

Question 17

What is Electronegativity?

Answer 17

Measure of atom’s ability to attract others to bond with.

Question 18

Why is ionic bonding the strongest?

Answer 18

because they transfer electrons from one to another