Pulmonary artery carry deoxygenated blood while are there arteries carry oxygenated blood.
pulmonary vein carries oxygenated blood while the other veins carry deoxygenated blood
<h3><u>Answer</u>;</h3>
Genes;
- are specific nucleotide sequences
- are located in a specific place on a chromosome
- determine the traits of an organism
<h3><u>Explanation;</u></h3>
- Genes are the basic physical and functional units of heredity. They consists of a specific sequence of nucleotides at a given position on a given chromosome that codes for a specific protein.
- Genes consist of three types of nucleotide sequence: coding regions, called exons, which specify a sequence of amino acids, non-coding regions, called introns, which do not specify amino acids and regulatory sequences, which play a role in determining when and where the protein is made.
A theory in science is a remark on what happened
Answer:
1: Thewissen and colleagues have discovered the skeleton of Indohyus, an approximately 48-million-year-old even-toed ungulate from the Kashmir region of India, as the closest known fossil relative of whales.
2: Bones protect and support vital organs and work with muscles to help the body move. To gain strength and stability, bones and teeth must absorb nutrients, such as calcium and phosphorus, in a process called mineralization.
Explanation:
sorry I dont have the answer to the 3rd question. Glad to be of help though
