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- Explain why it is difficult for scientist to make a vaccine against plasmodium which causes malaria.(Solved)
Explain why it is difficult for scientist to make a vaccine against plasmodium which causes malaria.
Date posted: May 27, 2019. Answers (1)
- Name the hormone involved in development of male secondary sexual characteristics.(Solved)
Name the hormone involved in development of male secondary sexual characteristics.
Date posted: May 27, 2019. Answers (1)
- Name the hormone involved in Milk production(Solved)
Name the hormone involved in Milk production
Date posted: May 27, 2019. Answers (1)
- State two adaptations of the oviduct in female reproductive system.(Solved)
State two adaptations of the oviduct in female reproductive system.
Date posted: May 27, 2019. Answers (1)
- Cardiac muscles are myogenic while skeletal muscles are neurogenic.Explain(Solved)
Cardiac muscles are myogenic while skeletal muscles are neurogenic.Explain
Date posted: May 27, 2019. Answers (1)
- Study the food web below and answer the questions below
(a) Name the organism occupying the highest trophic level
(b) Construct two food chains with wild...(Solved)
Study the food web below and answer the questions below
(a) Name the organism occupying the highest trophic level
(b) Construct two food chains with wild dog as secondary consumer.
Date posted: May 27, 2019. Answers (1)
- The diagram below shows type of vertebrae fused to form a rigid structure.
(a) What is the name of the rigid structure?
(b) What is the...(Solved)
The diagram below shows type of vertebrae fused to form a rigid structure.
(a) What is the name of the rigid structure?
(b) What is the importance of the rigid structure in human beings?
Date posted: May 27, 2019. Answers (1)
- Explain why cell membrane is semi-permeable.(Solved)
Explain why cell membrane is semi-permeable.
Date posted: May 27, 2019. Answers (1)
- Name an old age disease associated with the following body organs.
(a) Eye
(b) Ear(Solved)
Name an old age disease associated with the following body organs.
(a) Eye
(b) Ear
Date posted: May 27, 2019. Answers (1)
- Name two main mineral ions required for transmission of a nerve impulse(Solved)
Name two main mineral ions required for transmission of a nerve impulse
Date posted: May 27, 2019. Answers (1)
- Use the diagram below to answer the questions.
(a) Identify the class which the organism belongs.
(b) Give two observable characteristics to justify your answer in (a)...(Solved)
Use the diagram below to answer the questions.
(a) Identify the class which the organism belongs.
(b) Give two observable characteristics to justify your answer in (a) above.
Date posted: May 27, 2019. Answers (1)
- Name the cell organelles which would be abundant in
(a) Sperm cell
(b) Pancreas(Solved)
Name the cell organelles which would be abundant in
(a) Sperm cell
(b) Pancreas
Date posted: May 27, 2019. Answers (1)
- State the importance of Salts glands in halophytes.(Solved)
State the importance of Salts glands in halophytes.
Date posted: May 27, 2019. Answers (1)
- What is the importance of carriers in active transport.(Solved)
What is the importance of carriers in active transport.
Date posted: May 27, 2019. Answers (1)
- The diagram below shows the structure of a monocotyledonous seed
(a) Name the parts B and D
(b) Name the parts that would stain blue black...(Solved)
The diagram below shows the structure of a monocotyledonous seed
(a) Name the parts B and D
(b) Name the parts that would stain blue black with iodine solution.
Date posted: May 27, 2019. Answers (1)
- Name the type of reproduction in the following organisms.
(a) Yeast
(b) Bacteria
(c) Rhizopus(Solved)
Name the type of reproduction in the following organisms.
(a) Yeast
(b) Bacteria
(c) Rhizopus
Date posted: May 27, 2019. Answers (1)
- Define the following terms in reference to fish locomotion
(a) Pitching
(b) Rolling
(c) Yawing(Solved)
Define the following terms in reference to fish locomotion
(a) Pitching
(b) Rolling
(c) Yawing
Date posted: May 27, 2019. Answers (1)
- Name a disadvantageous gene that is dominant(Solved)
Name a disadvantageous gene that is dominant
Date posted: May 27, 2019. Answers (1)
- State three functions of adrenaline released when a person is faced with an emergency situation.(Solved)
State three functions of adrenaline released when a person is faced with an emergency situation.
Date posted: May 27, 2019. Answers (1)
- The table below shows percentage water gain in man and kangaroo rat.
Explain why a Kangaroo rat gains a higher percentage of metabolic water than human...(Solved)
The table below shows percentage water gain in man and kangaroo rat.
Explain why a Kangaroo rat gains a higher percentage of metabolic water than human beings.
Date posted: May 27, 2019. Answers (1)