Answer:
Mice and rats make up approximately 95% of all laboratory animals, with mice the most commonly used animal in biomedical research.
Answer:
B
Explanation:
California Condors have been in decline about as long as European Settlements began to spread across North America. These birds have been on the U.S endangered species list since 1967 and were near extinction when their captive-breeding program began. California Condors also mature and reproduce slowly.
A duplication is a mutation where the chromosome carries repetitive sets for a gene.
Answer:
Oak tree is a producer while mushroom is also one but mountain lions and butterflies are booth consumers but if i had to choose between butterfly and oak tree it would be oak tree sorry if i am wrong but this is what i think have a nice day!
Explanation:
