WorksheetsChapter 42 Quiz 2
Total questions: 10
Worksheet time: 5mins
Fill in the blanks with suitable words. What are (a) and (b)?
(a) Blastocysts；(b) Blastocysts
(a) Blastocysts；(b) Bone marrow, blood and skin
(a) Bone marrow, blood and skin；(b) Blastocysts
(a) Bone marrow, blood and skin；(b) Bone marrow, blood and skin
Fill in the blanks with suitable words. What are (c) and (d)?
(c) all cell types of the body；(d) all cell types of the body
(c) a limited number of cell types；(d) all cell types of the body
(c) all cell types of the body；(d) a limited number of cell types
(c) a limited number of cell types；(d) a limited number of cell types
Fill in the blanks with suitable words. What are (e) and (f)?
(e) Large；(f) Large
(e) Limited；(f) Large
(e) Large；(f) Limited
(e) Limited；(f) Limited
Fill in the blanks with suitable words. What are (g) and (h)?
(g) More difficult；(h) Less difficult
(g) Less difficult；(h) More difficult
Fill in the blanks with suitable words. What are (i) and (j)?
(i) Higher；(j) Lower
(i) Lower；(j) Higher
Fill in the blanks with suitable words. What are (k) and (l)?
(k) More；(l) Less
(k) Less；(l) More
Transgenic organisms can be used to study the effects of a new drug on treating a certain type of cancer.
True
False
Transgenic plants can help relieve the problems of deficiency diseases in developing countries.
True
False
The yield of transgenic crops is generally lower than that of conventional crops.
True
False
The growth rate of salmon can be modified by genetic engineering.
True
False
