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Heredity
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Cells, Tissues, Organ Systems
Chemistry
Matter: Properties & change
100
Who is one of the most well known scientists to study heredity?
Gregor Mendel
100
The passing of traits from parents to offspring is called
heredity
100

These are known as the building blocks of life

cells

100

This particle has a negative charge and orbits the nucleus of an atom.

electron

100

What are the three main particles in an atom?

Protons, Neutrons, and electrons

200
The gene that is not seen when a dominant gene is present.
Recessive
200
List 3 traits
Possible answers: hair color eye color height size of nose body shape
200

This organelle is known as the cell's "powerhouse", breaking down sugars and providing energy to the cell.

mitochondria

200

This number on the periodic table tells you how many protons are in an atom of an element.

Atomic number

200

What is a heterogeneous mixture?

a combination of two or more substances where the composition is not uniform throughout

300
Which of the following genotypes is homozygous dominant A) Hh B) HH c) hh
B) HH
300
If a plant had this genotype what would be its phenotype? Bb B = Blue flowers b = Purple flowers
Blue flowers
300

This is the process whereby plants turn sunlight, along with carbon dioxide and water, into sugars and oxygen.

photosynthesis

300

This is the name for a substance that is made during a chemical reaction.

product

300

How is the periodic table arranged vertically?

groups

400
If one allele masks the effect of the other allele it is called
Dominant
400
A punnett square can be used to...
predict what traits offspring could have based on what traits the parents have
400

this organ system has the kidneys as its main organ, and allows the body to filter out toxins and release them from the body.

What is the excretory system?

400
What are the 3 parts of an atom and what type of charge do they carry?
Neutron (0) Proton (+) Electron (-)
400

What is a compound? 

a material formed by chemically bonding two or more chemical elements

500
Each offspring receives _____ percent from each parent.
50%
500
________ are segments of DNA, which carry instructions for the traits on an organism.
Genes
500

While cells are known as the "building blocks of life", this material is known as the "blueprint of life". It is shaped like a double helix, found inside the nucleus, and it allows important characteristics to replicate and be passed on to the next generation.

DNA

500

An atom of carbon has an atomic number of 6 and a mass number of 14. How many neutrons does it have?

8

500

A scientist mixed two substances together and it began to bubble, what type of change is this?

chemical