Biology, 15.02.2020 15:53 lasvegas5811
7. Which of the following statements are accurate?
A. Invertebrates are animals that lack a backbone
B. Ecdysozoans typically have an exoskeleton
C. Bilaterians include three clades:
1) Deuterstomia
2) Lophotrochozoa
3) Ecdysozoa
D. Givens about animal "A'
I. the animal has three prominent germ layers
II. an animal has bilateral symmetry
III. the animal lacks a backbone
You would be able to classify this animal, animal A, as a bilaterian
E. All animals share a common ancestor
Answers: 3
Biology, 22.06.2019 02:00
The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important
Answers: 3
Biology, 22.06.2019 12:30
Are the layers of rock above and below the coal older or younger?
Answers: 1
Biology, 22.06.2019 18:30
Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.
Answers: 2
7. Which of the following statements are accurate?
A. Invertebrates are animals that lack a b...
A. Invertebrates are animals that lack a b...
Mathematics, 22.03.2021 05:40
Mathematics, 22.03.2021 05:40
Health, 22.03.2021 05:40
Mathematics, 22.03.2021 05:40
English, 22.03.2021 05:40
Mathematics, 22.03.2021 05:40
English, 22.03.2021 05:40
English, 22.03.2021 05:40
Advanced Placement (AP), 22.03.2021 05:40
Mathematics, 22.03.2021 05:40