Defends the body against disease
What is immune system?
Name one vascular plant
tree, grass, etc
shape of a DNA molecule
double helix
the male part of the plant
what is the stamen
The three bones in your arm
what are the humerus, radius and ulna
The female part of the plant?
what is the pistil
Number of chromosomes in each human cell
46
what cells in the blood help with immunity?
What are white blood cells?
Where photosynthesis takes place in a plant cell
what is the chloroplast?
group of organisms that do not have a backbone
what are invertebrates
Which cells are produced by meiosis?
sperm and egg
Number of daughter cells at the end of meiosis
What are 2?
Organs that work together to perform a function
What is a system?
Name the 2 blood vessels that bring deoxygenated blood back to the heart.
superior and inferior vena cava
group of simplest organisms without a nucleus
what are prokaryotes
The chromosomes line up down the middle of the cell plate during this phase of mitosis
metaphase
The system containing the lungs, skin, and bladder
What is the excretory system?
name of tubes that carry water in a plant
what are xylem tubes
This is what you are called when you have two different alleles for a trait
What is heterozygous