A gene is a:(a) hybrid (b) heritable trait(c) pure breed (d) part of a chromosome that transmits a trait
Correct Answer: (d) part of a chromosome that transmits a trait
Explanation:
A gene can be defined as a unit of heredity, present on chromosomes, responsible for transmitting parents characteristics to their offsprings during reproduction.
Related Articles
- A cross between a tall plant (TT) and short plant (tt) resulted in progeny that were all tall plants because:(a) tallness is the dominant trait (b) shortness is the dominant trait(c) tallness is the recessive trait (d) height of plant is not governed by gene T or t
- How did Mendel explain that it is possible that a trait is inherited but not expressed in an organism?
- Which of the following statement is incorrect?(a) foe every hormone there is a gene (b) for every protein there is a gene (c) for production of every enzyme there is a gene (d) for every type of fat there is a gene
- Select the statements that describe characteristics of genes:(i) genes are specific sequence of bases in a DNA molecule(ii) a gene does not code for proteins(iii) in individuals of a given species, a specific gene is located on a particular chromosome(iv) each chromosome has only one gene(a) (i) and (ii) (b) (i) and (iii) (c) (i) and (iv) (d) (ii) and (iv)
- The following results were obtained by a scientist who crossed the F1 generation of pure-breeding parents for round and wrinkled seeds.Dominant trait Recessive trait No. of F2 offspringRound seeds Wrinkled seeds 7524From these results, it can be concluded that the actual number of round seeds he obtained was:(a) 1881 (b) 22572 (c) 2508 (d) 5643
- \( A B \) is a diameter and \( A C \) is a chord of a circle with centre \( O \) such that \( \angle B A C=30^{\circ} \). The tangent at \( C \) intersects \( A B \) at a point \( D \). Prove that \( B C=B D \).
- Show that the following grammar is LR (1)\nS → A a |b A c |B c | b B a\nA → d\nB → d
- Suppose $O$ is the center of a circle and \( A B \) is a diameter of that circle. \( A B C D \) is a cyclic quadrilateral. If \( \angle A B C=65^{\circ}, \angle D A C=40^{\circ} \), then \( \angle B C D=? \)
- In a quadrilateral \( A B C D, \angle B=90^{\circ}, A D^{2}=A B^{2}+B C^{2}+C D^{2}, \) prove that $\angle A C D=90^o$.
- Describe any three ways in which inpiduals with a particular trait may increase in population.
- The area of a triangle with vertices \( (a, b+c),(b, c+a) \) and \( (c, a+b) \) is(A) \( (a+b+c)^{2} \)(B) 0(C) \( a+b+c \)(D) \( a b c \)
- What is the name of:(a) male part of a flower?(b) female part of a flower?
Kickstart Your Career
Get certified by completing the course
Get Started