問題詳情
44. Which one is true of micronutrients in plants?
(A) Overdoses of them can not be toxic.
(B) They generally help in catalytic functions in the plants.
(C) They are not required for a plant to grow from seed.
(D) They are essential elements of small size and molecular weight.
(E) They are the elements required in relatively big amounts.
(A) Overdoses of them can not be toxic.
(B) They generally help in catalytic functions in the plants.
(C) They are not required for a plant to grow from seed.
(D) They are essential elements of small size and molecular weight.
(E) They are the elements required in relatively big amounts.
參考答案
無參考答案
內容推薦
- Why is nitrogen fixation needed for the growth of some plants?(A) Nitrogen fixers are sometimes
- If organisms A, B, C belong to the same phylum, but to different classes and if organism D, E, a
- Which one of pairs is matched correctly for the germ layers from which animals evolve?(A) Ectode
- Which one of the statements in the fact that some fungi are NOT beneficial to agriculture?(A) Th
- Proteomics is a new kind of challenge because(A) the number of proteins in humans probably far e
- Which of the following is considered an intrinsic isolating mechanism?(A) Gametic incompatibilit
- Which one of modifications is likely to alter the rate at which a DNA fragment moves through age
- Proto-oncogenes can change into oncogenes that cause cancer, which one can best explain thechara
- Which one is correct for the description of transposons?(A) It occurs only in bacteria.(B) Some
- Which of the following human DNA polymerases is responsible for replicating the mitochondrialDNA
內容推薦
- The function of plasma proteins is NOT related to which one of the following?(A) Oxygen transpor
- Which one of the statements is FALSE for digestion and absorption of fat?(A) The requirement of
- Which statement about the complement is true?(A) These proteins are involved in innate immunity
- Melatonin can participate in which one of the following items?(A) Skin pigmentation. (B) Monitor
- Based on the gene and protein sequences that follow, what type of mutation-polypeptide effect ha
- The pathway leading to the perception of sound begins with the hair cells of the organ of Corti,
- What distinguishes a coelomate animal from a pseudocoelomate animal is that coelomates?(A) have
- Which of the following word pairs are MISMATCHED?(A) Random distribution: aggressive interaction
- A drug might act as a stimulant of the somatic nervous system if it(A) increases the sensitivity
- Why would a scientist choose to use DNA analysis rather than isozyme analysis wheninvestigating
- Which of the following ecosystems has the highest net primary production (g/m2/yr): (A) Estuary.
- Bioinformatics is the application of computational methods to the storage and analysis ofenormou
- Which of the following is NOT a characteristic of microRNAs?(A) MicroRNAs are found in eukaryote
- Which of the following statement regarding the transcription initiation and RNA Pol I is NOTtrue
- The frequency of antibiotic resistance increases in human populations which is the result of:(A)
- Stigmasterol, ergosterol, bile acids, vitamin D, cholesterol and share all the following commonf
- Meiosis is a special type of cell division. Which of the following mechanism(s) occur duringmeio
- Which of the following enzyme(s) is/are involved in the human nucleotide excision repair ofUV-in
- Which of the following statements is true of Trichomonas vaginalis?(A) It is a prokaryote. (B) I
- The rate of an enzyme catalyzed reaction:can be determined by measuring the increase in produ
- Which one FALSELY describes a genomic library?(A) A genomic library must be performed with a res
- The ostrich and the emu look very similar and live in similar habitat. However, they are not ver
- Which of the following groups is matched with its members?(A) Proteobacteria-diverse gram-positi
- Which one of the statements about the domain of Archaea is correct?(A) They must inhabit solutio
- Which one of the statements is INCORRECT for the major difference between ectomycorrhizaeand end