Answers: 2
Biology, 22.06.2019 04:30
Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?
Answers: 3
Biology, 22.06.2019 14:30
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
Answers: 2
Biology, 22.06.2019 17:00
Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.
Answers: 1
How does wheat make sugar...
Mathematics, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
English, 08.12.2019 00:31
History, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
English, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
Mathematics, 08.12.2019 00:31
Geography, 08.12.2019 00:31
Chemistry, 08.12.2019 00:31