I believe blood vessels constrict
Answer:
A mixture is made when two or more substances are combined, but they are not combined chemically. There are two main categories of mixtures: homogeneous mixtures and heterogeneous mixtures. In a homogenous mixture all the substances are evenly distributed throughout the mixture (salt water, air, blood).
Answer:

Explanation:
Amount of water displaced by the sphere will be equal to the volume of complete sphere.
As the sphere completely sinks to the bottom of the cup.
We have been given;
Diameter of sphere (d) = 4.6 cm
So,

Volume of sphere (V):

By substituting value of r we get:

1 cm³ = 1 mL

V = 51 mL
So,
Water displaced by the sphere = 51 mL
Answer:
Explanation:
Our car broke down. ...
They spoke to him in English, but she responded in Spanish.
She goes to the beach, and she takes her cat.
Although Michael reads novels, Joly reads comics.
5.As Alex was arriving to work, he realized he forgot his lunch.
Answer:
Plant cell
Explanation:
Because vacuole, chloroplast and cell wall is only present in A Plant cell