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مرحبا حبايبي 😊👋
📛تبليغ يخص مادة الحاسوب / صباحي + مسائي
كل طالب لم يمتحن مد حاسوب اطلاقاً
سوآ كان غائب او مجاز.
يراسل الدكتور على( الرقم او معرف التليجرام) الخاص بالدكتور. الموجود ادناه.
والتبليغ يخص كل الكروبات و للدراستين الصباحية والمسائية.
🔵 ملاحظة / اليوم اخر فرصة لهم حتى توضع حلول لمشكلتهم وعليهم التواصل اليوم مع د. زيد 😊🌹
@zaid_shukur2 /معرف د. زيد
رقم هاتف د. زيد/ 07811318012
انشروه في كل القنوات اذا تكدرون بتبليغ من الدكتور نفسه 🌿💙
_microtome is called this name because the rotary action of the hand wheel actuator.
(rotary microtome)
____
_microtome is most commonly used for routines and research purpose. (rotary microtome)
__
_in Rocking microtome, the cutting angle of the knife can not be adjusted ,this is on of it's...(disadvantages)
'____
_The main factor necessary to maintain the pH meter is (regular calibration)
_it is a scientific instrument used for measuring the acidity or alkalinity of a solution.
(PH meter)
____
_The degree of acidity or alkalinity is measured on a scale from. (0 to14)
__
_when H concentration is equal oH concentration the material is. (neutral)
___
_type of ph meter it usually ideal for laboratory.(Desktop pH meter)
____
_part of pH meter used to amplify the electrical charge which comes from electrode and pass to galvanometer. (Amplifier)
__
_instrument used to measure water quality.(PH meter)
____
_a separations technique that is based on the mobility of ions in an electric field. (Electrophoresis)
___
_in Electrophoresis negative charged ions migrate toward a
(positive electrode)
_
_type of electrophoresis used widely in clinical laboratories. (cellulose acetate Electrophoresis)
_
_in biology, the electrophoresis is used in. (sequencDNA)
⭕تنبيه⭕ :
🛑 المحاضرات الداخلة في فاينل مادة الأجهزة (النظري)
🔹1- Microtom
🔹2- PH Meter
🔹3- Electrophoresis
🔹4- Incubator
🔹5- Water bath
مرحبا حبايبي 😊👋
🛑📜 تقرر اعطاء كل طالب في مادة اللغة العربية 4 درجات على السعي.
تبليغ /د. فاطمة و القسم. 💚💙🌿
answers:
1. a
2. c
3. b
4. a
5. c
6. c
7. c
8. a
9. b
10. c
1. bacteria cells are:
a) prokaryotic
b) eukaryotic
c) plant-like
2. the energy production structure found in bacterial cells is the:
a) mitochondrion
b) chloroplast
c) nucleoid
3. bacterial DNA is found:
a) in the nucleus
b) suspended in the cytoplasm
c) in organelles
4. bacteria move using:
a) flagella
b) cilia
c) they don't move
5. autotrophic bacteria obtain their food through:
a) photosynthesis
b) consuming other organisms
c) producing their own food
6. the domain that bacteria belong to is the:
a) eukarya
b) archaea
c) bacteria
7. an example of an extreme environment bacteria can survive in is:
a) hot springs
b) acidic soils
c) both a and b
8. aerobic bacteria:
a) require oxygen
b) do not require oxygen
c) can survive with or without oxygen
9. anaerobic bacteria:
a) require oxygen
b) do not require oxygen
c) can survive with or without oxygen
10. an example of bacteria that feeds on dead and decaying matter is:
a) autotrophic
b) parasitic
c) saprophytic
Answers:
1. b
2. b
3. d
4. b
5. b
6. c
7. c
8. d
9. b
10. d
11. d
12. b
13. c
14. b
15. a
16. a
17. d
18. c
19. d
20. d
اذا اكو اجابه خطئانه بيه نبهوا
1. Which of the following is not a major group of organisms that can cause human infectious diseases?
a) Protozoa
b) mycotoxin
c) Viruses
d) Helminthes
2. What type of organism do fungi belong to?
a) Prokaryotes
b) Eukaryotes
c) Protists
d) Helminths
3. Which of the following is a characteristic that distinguishes viruses from cellular organisms?
a) Presence of a nucleus
b) Ability to replicate independently
c) Presence of cytoplasm
d) Ability to synthesize proteins
4. How do eukaryotic cells replicate?
a) Binary fission
b) Mitosis
c) Both binary fission and mitosis
d) None of the above
5. Which of the following organisms can replicate extracellularly?
a) Viruses
b) Bacteria
c) Protozoa
d) Helminths
6. Which of the following organisms is classified in the animal kingdom?
a) Fungi
b) Protozoa
c) Helminths
d) Viruses
7. Which of the following organisms are commonly referred to as parasites?
a) Viruses and bacteria
b) Fungi and protozoa
c) Protozoa and helminths
d) Bacteria and viruses
8. Which of the following organisms is not a cellular organism?
a) Bacteria
b) Fungi
c) Protozoa
d) Viruses
9. Which of the following organisms is a member of the kingdom Protista?
a) Protozoa
b) Fungi
c) Slime molds
d) Algae
10. Which of the following organisms is not a member of the kingdom Fungi?
a) Yeasts
b) Molds
c) Oomycetes
d) Protozoans
11. Which of the following organisms requires a living host cell for growth and replication?
a) Bacteria
b) Fungi
c) Protozoa
d) Viruses
12. Which of the following organisms is a prokaryote?
a) Fungi
b) Bacteria
c) Protozoa
d) Helminths
13. Which of the following organisms is a multicellular eukaryote?
a) Viruses
b) Bacteria
c) Helminths
d) Protozoa
14. Which of the following organisms is a unicellular eukaryote?
a) Fungi
b) Protozoa
c) Helminths
d) Viruses
15. Which of the following organisms is a member of the kingdom Animalia?
a) Helminths
b) Protozoa
c) Fungi
d) All of the above
16. What is the primary method of replication for prokaryotic cells?
a) Binary fission
b) Mitosis
c) Reassembly of viral particles
d) None of the above
17. Which of the following organisms lack the ability to synthesize their own proteins and generate energy?
a) Bacteria
b) Fungi
c) Protozoa
d) Viruses
18. Which of the following organisms are distinguished from plants and animals by being either unicellular or relatively simple multicellular?
a) Bacteria
b) Fungi
c) Protozoa and Fungi
d) Protozoa and Helminths
19. Which of the following organisms are considered the most distinct from other groups of organisms?
a) Bacteria
b) Fungi
c) Protozoa
d) Viruses
20. Which of the following organisms, in addition to viruses, require living host cells for growth and replication?
a) Bacteria
b) Fungi
c) Protozoa
d) Rickettsia and Chlamydia
Which of the following Correct discripe for DNA?
A.. contains uracil bases
B.backbon of phosphatase
C.Thymine bases
D.ribose sugar
Who is transfering the genetic information including initiation.elongation and termination
A.. Single strand DNA
B..tRNA
C..mRNA
D..rRNA
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