Due to the intense heat and pressure on the inner core, scientists Believe it is a

A. solid

B. Liquid

C. semi-fluid

D. gas

1. What two tissues are found within a vein?

Which is the most distal part on a human arm?

How could a pregnant woman determine whether her child could be born with albinism

What is the name for the compound with the formula NaF

Which step of mitosis does the following sentence describe? The paired chromosomes (sister chromatids) move to opposite ends of the cell. interphase prophase metaphase anaphase telophase

Why DNA must unzip before it can be copied.

Dna is a polymer, which means that is made up of many repeating single units (monomers). what are the monomers called?

Which is biotic? a. wind b. iron gate c. sunlight d. dead leaf

Place the following events in order to sequence the evolution of life on Earth. (A) Prokaryotes (B) Land Plants (C) Multicellular Eukaryotes (D) Single-celled Eukaryotes (E) Formation of Earth A, E, D, C, B E, A, D, C, B B, C, D, A, E E, D, C, A, B

What is the function of the cardiac conduction system?