What periods were apart of the Paleozoic era

Humans have 46 chromosomes in the diploid cell. How many chromosomes would be found in each gamete and in a zygote resulting from normal fertilization?

What are the four major elements that make up ~99% of our atmosphere?

Many functions in the body are controlled by special compounds. Which statements about these compounds do you think are true? Check all that apply. The body can make all of the compounds it needs. The body gets energy from some compounds.

A biome is a group of ecosystems that share which of the following? Check all that apply. - similar climate - geographical location - similar vegetation - similar wildlife

We know that tiktaalik is more closely is more related to acanthostega than it iscanyhostega eusthenopteron because tiktaalik and A

Marissa is adding numbers in her head. Which part of her brain is she using?

Describe how carbon ends up in animals such as foxes?

What is an example of a shared derived characteristic

Which type of immunity occurs when antibodies pass from mother to fetus via placenta or from mother to baby via breast milk?

What name is given to a gene that causes cancer?