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In: Biology

What does cell theory say? What are the four functions of cellular reproduction? T/F Sexual reproduction...

What does cell theory say?

What are the four functions of cellular reproduction?

T/F Sexual reproduction requires 2 parents

How many chromosomes does a gamete have?

How many parents in Asexual reproduction?

Do the offspring in Asexual reproduction vary in traits or are they clones?

Generally Meiosis and Mitosis divide what part of the cell?

What is Cytokinesis?

Meiosis is for ___reproduction and Mitosis is for ____ reproduction?

“Supercoiling” is the process of what?

Small protein that DNA wraps around?

Do chromosomes form before or after the cell enters mitosis?

How is the chromosome structured?

Sister chromatids form when the chromosome ____

Sister chromatids contain what when compared to each other?

The lifetime of a cell or time between cell divisions refers to what?

What is interphase?

What is M phase?

Which phase do the chromosomes duplicate?

Which phase does the cell spend most of its lifetime and approximately how long?

What is the mitotic spindle?

What is a centriole and what is its function?

Centrioles are located inside what?
Where does the mitotic spindle grow out of?

Duplicate chromosomes and duplicated centrosomes would mark the end of what?

Solutions

Expert Solution

1) The cell theory says that new cells are formed from other existing cells and the cell is a fundamental unit of structure, function and organization in all living organisms.

This theory says : All living things are made of cells.

Cells are the basic unit of structure and function of all living things.
All cells come from preexisting cells.

2) Cellular reproduction has different types of functions:

Help in the reproduction of an entire unicellular organism.

Help in the growth, development and repair of tissues in multicellular animals

Help in the formation of gametes (eggs and sperm) for sexual reproduction in multicellular animals.

Help in the exchange in the genetic material, which has been copied and support cell division process, the cell divides to produce daughter cells.

3) The given statement is true.

Sexual reproduction requires 2 parents.Sexual reproduction is the production of new living organisms by combining genetic information from two individuals of different sexes.

4) Gametes contain half the chromosomes contained in normal diploid cells of the body known as somatic cells. Haploid gametes are produced during the process of meiosis, which is a type of cell division that reduces the number of chromosomes by half in a parent diploid cell.


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