travel away from the heart and carry oxygen-
rich blood to the body.
A. Arteries
B. Veins
C. Bones
D. Nerves

Which of the following is not a characteristic of natural selection? 100 points pls more offspring are born than will survive to reproduce. mutations appear randomly breeding pairs are chosen by humans organisms that are better adapted are more likely to survive

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.