1. which cloud type is best described as sheets or layers that cover much or all of the sky?

a. cumulus
b. cirrus
c. stratus
d. alto

2. which term means "rainy cloud"?

a. stratus
b. nimbus
c. cirrus
d. cumulus

3. compared to clouds, fogs

a. colder
b. of a different composition
c. at lower altitudes
d. drier

there’s no image attached but i can if you want: )

i believe it is c: genes for body color and wing size are inherited separately from each parent.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.