Know Your Heart
This organ pumps blood around your body.
Blood picks up oxygen in these two organs.
The lungs
This molecule carries the genetic instructions in your cells.
DNA
You’re listening to your friend in a noisy cafeteria. What do we call the mental process that helps you focus on their voice?
Attention
Maya checks her pulse while sitting, then again right after running. Which reading will usually be higher?
The reading right after running
When you put two fingers on your wrist and feel a beat, what are you feeling?
Your pulse
Which side of the heart sends blood to the lungs?
The right side
What do we call a section of DNA that can help determine a trait?
A gene
A song plays every day right before snack time. What might you start expecting when you hear the song on its own?
A snack
A creature gets B from one parent and b from the other. If B is dominant for blue fur, what color is the creature?
Blue
How many chambers does the human heart have?
Four
A red blood cell just picked up oxygen in the lungs. Which side of the heart does it go to next?
The left side
A DNA strand reads G A T C. What four letters go directly across from it, in that order?
CTAG
On the first day of the dog experiment, which already makes the dog drool, the bell or the food?
The food
At first, a dog ignores a whistle. After it hears the whistle before many meals, it starts drooling at the sound. What evidence shows the dog learned something?
It started drooling at the whistle alone, even before food arrived.
Your heart’s upper and lower chambers have different names. What are the lower chambers called?
Ventricles
A valve closes right after blood passes through it. What would the blood be able to do if that valve didn’t close properly?
Leak backward
Compare A C G T and A T G T. Which base changed, and what did it change to?
The second base changed from C to T.
You’re counting basketball passes and miss a dinosaur in Crocs crossing the court. Why might you miss it?
Your attention was focused on counting the passes.
A working leg muscle needs more oxygen. Name the organ that adds oxygen to the blood and the organ that pumps blood to the leg.
The lungs add oxygen, and the heart pumps the blood.
You count 18 beats in 15 seconds. At that rate, how many times would the heart beat in one minute?
72 BPM
You’re a red blood cell leaving the left side of the heart. Put these stops in order: lungs, body, right side of the heart.
Body → right side of the heart → lungs
In our imaginary creatures, B gives blue fur and bb gives white fur. Two blue creatures are both Bb. What must each parent pass down for their baby to have white fur?
Each parent must pass down b, giving the baby bb.
Every day, a chime sounds right before a balloon pops. Later, you tense up when you hear the chime by itself. What did you learn to associate, and what is this type of learning called?
You associated the chime with the balloon pop. It’s classical conditioning.
Two blue creatures have a white baby. Blue is dominant (B) and white is recessive (b). What must be true about the two blue parents’ gene copies?
Both parents must be Bb. Each has a B for blue fur and had to pass down a b to the baby.