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5 / 20  Which group of invertebrates is most closely related to vertebrates?
A  cephalochordates
B  echinoderms
C  arthropods
D  urochordates

Questions & Answers

what is micro-organism
Jackson Reply
what is the hypothesis
Jackson
what does mean stigma
Amira Reply
what is the full of the MOST dangerous disease in the world where one stops sleeping and just dies :Hint ; FFI
God Reply
fatal familial insomnia which affects the thalamus
Miriam
there are other dangerous diseases like CAD i.e coronary artery disease
Miriam
what is matter
Thomas Reply
it is any thing that has weight and occupies space
Anye
describe photosynthesis
Mavis Reply
What is equilibrium
Mavis
What is equilibrium
Mavis
like corporal intern balance right?
FRANCISCA
on my own understanding is just a balanced state
Stanley
what is a chromosome?
Wise Reply
Are thread-like structures located inside the nucleus of animal and plant cells.
Canab
thx
Wise
what are the difference between Biotic community and Ecological nitche.
Ganiyat Reply
what is the celll
KAMOLIKA Reply
A cell is the simplest bit of living matter that exist independently
Ganiyat
cell is the basic unit of life
Shadrack
what is ecdysis
Shadrack
what is genetics
Sebastian Reply
The cell is the simplest bit of living matter that can exist independently.
Ganiyat
what happenes when the cell of an organism Is removed?
Isaac Reply
The cell will not function properly
Eunice
what is cell
Maarig Reply
cell is stractural and functional unit of our human body.
Rohini
The study of cells are referred to as?
Kenneth Reply
what is active transport
johnny Reply
is the movement of molecules through a semi permeable membrane with the use of energy
Kenneth
is the movement of substances across a membrane against the concentration gradient by using energy.
Wise
what is living things
Aminu Reply
these are organisms that take in respiratory gases e.g plants and animals
Kenneth
they are organisms that undergoe the various life processes such as growth, respiration, reproduction, excretion etc
Miriam
what is gland
Igwe
an organ synthesizes a substance such as hormones or breast milk
Brenden
Why do plants contain oxygen
Alfonso Reply

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Source:  OpenStax, Biology. OpenStax CNX. Feb 29, 2016 Download for free at http://cnx.org/content/col11448/1.10
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