c. is a short-strand RNA that is generally found outside of the nucleus. d. is produced in the nucleus an Which is not a type of RNA molecule? a. mRNA b. dRNA c. tRNA d. rRNA Which of the following organelles are ...
Studying sea urchins, biologist Paul Gross found that an unfertilized egg contains substances that function as morphogenetic determinants. They are located in the cytoplasm of the egg cell; i.e. , in that part of the cell’s pro- toplasm that lies outside of the nucleus. In the un...
(可能是可编码基因)IS(插入序列):最简单的DNA可动元件,由转座酶基因及首尾各一段的反向重复序列组成,不(d)In some circumstances, introns are retained in the mature mRNA;(e)Introns are removed from the primary transcript while it is still in the nucleus.8・Which of the following statements is ...
The nucleus is the cell organelle that controls the growth, division, and activities of a cell. The number and size of the nucleus vary from cell to cell. The majority of cells have a spherical-shaped single nucleus. Answer and Explanation: The skeletal muscl...
To answer the question "Which of the following cell organelle is just posed to nucleus and contains cisternae?" we will analyze each of the given options step by step.Step 1: Understand the question The question asks for a cell
To determine which term is not a part of the nucleus, we will analyze each option provided.1. Identify the Options: We need to look at the given options to see which one does not belong to the nucleus. The options are: - Opt
A. 算市属很族东事都业算市属很族东事都业The atomic nucleus is very small and has no charge.算市属很族东事都业算市属很族东事都业 B. 起后内话约具被制放人生放性起后内话约具被制放人生放性The atomic nucleus is composed of protons and electrons.起后内话约具被制放人生放性起后内话约...
1 Which statement describes the structure of an atom?(3)(1) The nucleus contains positively charged electrons.(2) The nucleus contains negatively charged protons.(3) The nucleus has a positive charge and is surrounded by negatively charged electrons.(4) The nucleus has a negative charge and is...
Which of the following subatomic particles has the smallest mass? a. a neutron b. an electron c. a proton Structure of Atoms: Atoms are made of a nucleus that contains protons and neutrons. Protons are positively charged and neutrons have no charge. Outside ...
1.Paragraph 1 implies which of the following about evolutionary change A.Eukaryotes have a very slow rate of evolution. B.The fossil record of evolutionary change is incomplete for the first half-billion years of animal evolution. C.Evolution has not always proceeded at the same rate. ...