Which of the following animals does not have a four-chambered heart?
a) bear
b) m...
Biology, 29.01.2020 22:51, paigejosie6473
Which of the following animals does not have a four-chambered heart?
a) bear
b) mockingbird
c) fish
d) human
Answers: 2
Biology, 21.06.2019 16:00, ryleighgilmore1
Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.
Answers: 2
Biology, 22.06.2019 04:50, kaylallangari2145
How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.
Answers: 3
Biology, 22.06.2019 09:00, sidneydominguez2323
Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.
Answers: 3
Biology, 22.06.2019 10:00, nanakwameyeb
Which statement best compares aerobic and anaerobic respiration
Answers: 1
History, 07.11.2020 02:30
History, 07.11.2020 02:30
History, 07.11.2020 02:30
Mathematics, 07.11.2020 02:30
History, 07.11.2020 02:30
Mathematics, 07.11.2020 02:30