Which of the following is not found in annelids? a digestive system with separat

Question

Which of the following is not found in annelids? a digestive system with separate mouth and anus. segmentation. a cuticle made of chitin. closed circulatory system. a hydrostatic skeleton. Root hairs are most important plant because they store starches. increase the surface area for absorption anchor a plant the soil. provide a habitat in the soil. Which of the following classifications do not apply to both dogs and humans? phylum Chordata subphylum vertebrate order Primeters Kingdom Animellia. class Mammalla Dinoflagelates are all autotrophic include species that cause reactive posses two flagella use cilla to move and feed. What are priions? viral DNA that attaches itself to the host and cause disease manifold versions of normal protein that can cause disease. tiny circular molecules of RNA that can infect plants mobile segments of DNA. viruses that invalid bacteria. Transaction is the direct transfer of DNA from one bacterium to another.. occurs

Explanation / Answer

Answers: (51) C

Cuticle in annelids is made up of collagen.

(52) B

Root hairs have more surface area which makes water and mineral absorption efficient.

(53) C

Dogs does not belong to primata.

(54) C

Dinoflagellates have 2 dissimilar flagella.

(55) B

Prions are infectitious protein molecules.

(56) D

Transduction is the process of DNA transfer from one bacterium to another mediated by bacteriophage.

(57) B

In closed circulatory system, the circulating body fluid is not in direct contact with blood/fluid surrounding body cells

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