About how long have modern humans existed?
A) 25,000 years
B) 250,000 years
C) 2,500,000 years
D) 25,000,000 years
Correct Answer:
Verified
Q24: Q25: Which scenario best describes the terms "subspecies" Q26: What type of reproductive isolation would include Q27: A gene exists as two alleles in Q28: You read that two populations of hyena Q30: How are human fossils classified into species? Q31: What is found when alleles among different Q32: Which example describes mechanical reproductive isolation? Q33: You're studying two species of frog. How Q34: True or false: Reproductive isolation is the
A)
A) Two
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents