The betta fish flared its gills for 8 seconds.

what kind of observation is this?

Where is the red blood cell born?

What body cavities are located superior to the diaphragm

Stars may shine brighter or dimmer depending on their age. What else may affect how brightly we see a star's light? A. distance from the star B. location of the moon in relation to the star C. location of the sun in relation to the star

If a plant that is heterozygous for seed color is crossed with a plant that is homozygous recessive for seed color, what would be the resulting genotypes and phenotypes of the offspring? (Y = Yellow Seed Coloration, y = Green Seed Coloration)

The density of water is: 1.0 kg/L 0.1 g/ml 10 g/L none of these

Select the correct answer. Neurofibromatosis, a genetic disease caused by mutation on the NF1 gene, follows an autosomal dominant pattern of inheritance.

Which of the following is NOT a way a cell can increase its surface area A. decrease its volume B. add organelles C. let water out of the cell D. all of the above

Using a pH meter, you find that egg whites have a pH of nearly 8 and egg yolks have a pH near 6, if litmus paper turns blue in bases and red in acids, which part of eggs would turn litmus paper blue? A. both B. egg whites C. egg yolks D. neither

With all his gear neil armstrong weigh 360 pounds on earth when he landed on the moon he weighs 60 pounds why

Is a lion is a carnivore?