Which of the following is true of the water at the bottom of the ocean?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine