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Alex Ar [27]
3 years ago
13

I need help I have to know whta is DNA

Biology
2 answers:
zmey [24]3 years ago
8 0

Answer:

DNA, is short for deoxyribonucleic acid, is the molecule that contains the genetic code of organisms. This includes animals, plants, protists, archaea and bacteria. DNA is in each cell in the organism and tells cells what proteins to make.

Oksana_A [137]3 years ago
4 0
DNA is a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
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n the textbooks for this course, Cain et al. define Ecology as"the scientific study of interactions between organisms and their
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a.i and iii are correct

Explanation:

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Imagine you have been asked to teach a small group of your peers about animal organs. Create 10 multiple-choice questions to tes
Vinvika [58]

Answer:

Explanation:

Question 1: The brain is an example of

a) asymmetrical

b) radical symmetry

c) bilateral symmetry

d) vertical symmetrical

Question 2: Which of this organisms display radial symmetry as adults, but their larval stages exhibit bilateral symmetry

a) Dog

b) Starfish

c) Caterpillar

d) crab

Question 3: which statement defines the nervous system. Pick one

1) Nervous tissue make up the lungs, stomach and throat

2) Nervous tissue is one of four major classes of tissues and makes up the central nervous system and the peripheral nervous system

Question 4: Which of the following tissue types consists of cells that generally have a spacious intercellular area consisting of a matrix of various types?

a) connective

b) epithelial

c) muscle

Question 5: Which of the following connective tissue cells consists of a matrix of gelatinous material?

a) cartilage

b) lymph

c) areolar, adipose, reticular, dense

Question 6: Muscle tissue functions as a single unit, and is often connected to the same nerve bundles.

a) True

b) false

Question 7: Epithelial tissue are large sheets of cells covering

a) all surfaces of the body exposed to the outside world and lining the outside of organs

b) the nervous system

c) the blood vessels

d) the brain

Question 8: Which of the following is the epithelial tissue that lines the interior of blood vessels?

a) columnar

b) pseudostratified

c) simple squamous

d) transitional

Question 9: Which of the following is not a part of peripheral nervous system?

a) Cranial nerve

b) Ganglion

c) Spinal nerve

d) Spinal cord

Question 10:  Peripheral nervous system consists of the brain and spinal cord.

a) True

b) False

6 0
4 years ago
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