i)
X – Biceps
Y- Triceps
Reject Flexor and Extensor
ii) X (Biceps) relaxes; as Y (Triceps) contracts
c) Hinge joint;
marto answered the question on October 8, 2019 at 05:54
-
The diagram below represents a bone obtained form a mammal.
(Solved)
The diagram below represents a bone obtained form a mammal.
(a) Identify the bone
(b) Name the structures labeled X and W
(c) Name the bone that articulate with structure labeled Z
Date posted:
October 8, 2019
.
Answers (1)
-
The diagram below represents a bone obtained from a mammalian skeleton.
(Solved)
The diagram below represents a bone obtained from a mammalian skeleton.
(a) Identify the bone
(b) Name the:
(i) Bone it articulates with at point A
(ii) Type of joint that forms at point B in articulation with other bones
Date posted:
October 8, 2019
.
Answers (1)
-
The diagram below represents the anterior view of a rib.
(Solved)
The diagram below represents the anterior view of a rib.
Date posted:
October 8, 2019
.
Answers (1)
-
Give three importance of mammalian skeleton.
(Solved)
Give three importance of mammalian skeleton.
Date posted:
October 8, 2019
.
Answers (1)
-
How does vascular bundles contribute to support in plants?
(Solved)
How does vascular bundles contribute to support in plants?
Date posted:
October 8, 2019
.
Answers (1)
-
State the role of lignin in the wall of the xylem vessel.
(Solved)
State the role of lignin in the wall of the xylem vessel.
Date posted:
October 8, 2019
.
Answers (1)
-
State three types of skeleton found in Kingdom animalia.
(Solved)
State three types of skeleton found in Kingdom animalia.
Date posted:
October 8, 2019
.
Answers (1)
-
The diagram below represents a mammalian bone.
(Solved)
The diagram below represents a mammalian bone.
(a) Identify the bone shown above.
(b) State the function of the parts labelled R and S.
(c) State the region of the body in which the bone is found.
Date posted:
October 8, 2019
.
Answers (1)
-
The diagram below represents a bone in the mammalian skeleton.
(Solved)
The diagram below represents a bone in the mammalian skeleton.
a) Identify the bone with a reason.
b) State the function of the part labeled D.
Date posted:
October 8, 2019
.
Answers (1)
-
A person had an accident and had problems with his vision, hearing and memory.Identify the part of the brain that was affected
(Solved)
A person had an accident and had problems with his vision, hearing and memory.
Identify the part of the brain that was affected
Date posted:
October 7, 2019
.
Answers (1)
-
State two functions of vitamin B5 (pantothenic acid).
(Solved)
State two functions of vitamin B5 (pantothenic acid).
Date posted:
October 7, 2019
.
Answers (1)
-
a)State two functions of a mammalian ear.
(b) How is the cochlea suited to its function.
(Solved)
a)State two functions of a mammalian ear.
(b) How is the cochlea suited to its function.
Date posted:
October 7, 2019
.
Answers (1)
-
The diagram below represents a simple reflex arc.
(Solved)
The diagram below represents a simple reflex arc.
(a) Name the parts labeled A and B
(b) Explain how an impulse is transmitted across the gap labeled C
Date posted:
October 7, 2019
.
Answers (1)
-
An experiment was carried out to investigate a growth response in maize seedling as shown in the diagram below.
(Solved)
An experiment was carried out to investigate a growth response in maize seedling as shown in the diagram below.
(a) State the type of response that is being investigated.
(b) Explain the response exhibited by the shoot.
Date posted:
October 7, 2019
.
Answers (1)
-
(a) State two differences between taxes and tropisms.
(b) Give two survival values of tactic movements to organisms.
(Solved)
(a) State two differences between taxes and tropisms.
(b) Give two survival values of tactic movements to organisms.
Date posted:
October 7, 2019
.
Answers (1)
-
Study the drawing below and use it to answer the questions that follow.
(Solved)
Study the drawing below and use it to answer the questions that follow.
a) Name the part labeled X.
b) Describe the changes that occur in the structure X in dim light.
c) What is meant by the term accommodation with reference to the eye?
Date posted:
October 7, 2019
.
Answers (1)
-
State three limitations of fossils records as an evidence of organic evolution.
(Solved)
State three limitations of fossils records as an evidence of organic evolution.
Date posted:
October 7, 2019
.
Answers (1)
-
Name the region of the gut where digestion of cellulose takes place.
(Solved)
Name the region of the gut where digestion of cellulose takes place.
Date posted:
October 7, 2019
.
Answers (1)
-
The table below is a representation of a chromatide with genes along its length. It undergoes mutation to appear as shown below.
(Solved)
The table below is a representation of a chromatide with genes along its length. It undergoes mutation to appear as shown below.
a) Name the type of chromosomal mutation represented.
b) Name one mutagenic agent.
Date posted:
October 7, 2019
.
Answers (1)
-
Wekesa and Wanjiku who are siblings are both normal as their parents but have a hemophilic
brother. Give the Genotype of their parents.
i)What are linked...
(Solved)
Wekesa and Wanjiku who are siblings are both normal as their parents but have a hemophilic
brother. Give the Genotype of their parents.
i)What are linked genes?
ii) What do you understand by the phase a test cross
Date posted:
October 7, 2019
.
Answers (1)