Asked by: Inmanol Tamimi
science genetics

Do any bacteria reproduce sexually?

30
So, bacteria can't reproduce sexually, but they can exchange genetic information with each other. Using a pilus, two bacteria make contact with each other and exchange genetic material. This is called conjugation. Some bacteria simply take up DNA which is floating around in their environment.


Correspondingly, what type of organisms reproduce sexually?

Many organisms can reproduce sexually as well as asexually. Aphids, slime molds, sea anemones, and some species of starfish are examples of animal species with this ability.

One may also ask, do bacteria reproduce by mitosis? Bacteria usually reproduce by a simple form of asexual reproduction called binary fission (splitting into two). This is different from the normal process of cell division in higher plants and animals which starts with mitosis. It is often said that bacteria can divide every 20 or 30 minutes.

Thereof, do hermaphrodites reproduce sexually?

Many of these hermaphroditic species can reproduce asexually, through their own gametes, or sexually, when their eggs are fertilized by sperm cells from other conspecific individuals.

What animal is asexual?

Animals that reproduce asexually include planarians, many annelid worms including polychaetes and some oligochaetes, turbellarians and sea stars.

Related Question Answers

Darifa Herzlia

Professional

Why do we want to reproduce?

It helps maintain positive genetic variation in a population. When out-competing rivals and attracting partners in the struggle to reproduce, an individual has to be good at most things, so sexual selection provides an important and effective filter to maintain and improve population genetic health.

Lyudmyla Babichev

Professional

How do bacteria reproduce?

Bacteria reproduce by binary fission. In this process the bacterium, which is a single cell, divides into two identical daughter cells. Binary fission begins when the DNA of the bacterium divides into two (replicates).

Alesander Awgustoff

Professional

How do jellyfish reproduce?

Jellyfish reproduction involves several different stages. In the adult, or medusa, stage of a jellyfish, they can reproduce sexually by releasing sperm and eggs into the water, forming a planula. The polyps clone themselves and bud, or strobilate, into another stage of jellyfish life, called ephyra.

Rodion Sarsanedas

Explainer

Can a female be born with male parts?

People whose characteristics are not either all typically male or all typically female at birth are intersex. Some intersex traits are not always visible at birth; some babies may be born with ambiguous genitals, while others may have ambiguous internal organs (testes and ovaries).

Daniella Canencia

Explainer

Can intersex get pregnant?

BACKGROUND: There are 11 reported cases of pregnancy in true hermaphrodites, but none with advanced genetic testing. All known fetuses have been male. CASE: A true hermaphrodite with a spontaneous pregnancy prenatally known to have a remaining portion of a right ovotestis, delivered a male neonate.

Verania Schaubele

Explainer

Do intersex males have periods?

This is to be distinguished from genuine menstruation in: An anatomically intersex human who has a functioning menstruating womb but external sexual organs which are on the male side of ambiguous in form.

Henri Sartorius

Pundit

Do hermaphrodites get their period?

Significant gynecomastia is evident at puberty in approximately 75% of individuals with true hermaphroditism. Approximately 50% of these individuals menstruate. For the phenotypic male with true hermaphroditism, menstruation presents as cyclic hematuria.

Kassie Lourinho

Pundit

Can females self reproduce?

Hermaphrodites can either reproduce by virtue of self-fertilization or they can mate with a male and use the male derived sperm to fertilize their eggs. While virtually the entire progeny that is produced by self-fertilization is hermaphroditic, half of the cross-progeny is male.

Aymee Jorov

Pundit

What does intersex mean?

Intersex is a general term used for a variety of conditions in which a person is born with a reproductive or sexual anatomy that doesn't fit the typical definitions of female or male.

Bruno Pelman

Pundit

Is self fertilization possible in humans?

In humans, the fertilization event is an instance of allogamy. Self-fertilization occurs in hermaphroditic organisms where the two gametes fused in fertilization come from the same individual. This is common in plants (see Sexual reproduction in plants) and certain protozoans.

Colas Zurimendi

Pundit

What causes intersex?

There are several possible causes:
  • Congenital adrenal hyperplasia (the most common cause).
  • Male hormones (such as testosterone) taken or encountered by the mother during pregnancy.
  • Male hormone-producing tumors in the mother: These are most often ovarian tumors.

Daouia Pires

Teacher

How do bacteria eat?

Bacteria feed in different ways. Heterotrophic bacteria, or heterotrophs, get their energy through consuming organic carbon. Most absorb dead organic material, such as decomposing flesh. Some of these parasitic bacteria kill their host, while others help them.

Rbiha Drain

Teacher

What are body cells called?

A somatic cell (from the Greek σ?μα sôma, meaning "body") or vegetal cell is any biological cell forming the body of an organism; that is, in a multicellular organism, any cell other than a gamete, germ cell, gametocyte or undifferentiated stem cell.

Yuee Velichansky

Teacher

What is called binary fission?

Binary fission ("division in half") is a kind of asexual reproduction. It is the most common form of reproduction in prokaryotes such as bacteria. It occurs in some single-celled Eukaryotes like the Amoeba and the Paramoecium. In binary fission DNA replication and segregation occur simultaneously.

Lacy Neyret

Teacher

How do archaebacteria reproduce?

Reproduction. Archaea reproduce asexually by binary or multiple fission, fragmentation, or budding; mitosis and meiosis do not occur, so if a species of archaea exists in more than one form, all have the same genetic material. Both bacteria and eukaryotes, but not archaea, make spores.

Elmahdi Ennaciri

Reviewer

Do prokaryotes have a nucleus?

The division between prokaryotes and eukaryotes is usually considered the most important distinction or difference among organisms. The distinction is that eukaryotic cells have a "true" nucleus containing their DNA, whereas prokaryotic cells do not have a nucleus. Prokaryotes lack mitochondria and chloroplasts.

Zosima Biragov

Reviewer

Who discovered mitosis?

In 1873, the German zoologist Otto Bütschli published data from observations on nematodes. A few years later, he discovered and described mitosis based on those observations. The term "mitosis", coined by Walther Flemming in 1882, is derived from the Greek word μίτος (mitos, "warp thread").

Selin Gadecken

Reviewer

How do bacteria divide by binary fission?

Bacteria reproduce by binary fission. In this process the bacterium, which is a single cell, divides into two identical daughter cells. Binary fission begins when the DNA of the bacterium divides into two (replicates). Each daughter cell is a clone of the parent cell.

Edmon Giacomelli

Reviewer

How long would it take for 2 bacteria cells to divide and turn into 4 bacteria cells?

Bacteria are all around us. Given good growing conditions, a bacterium grows slightly in size or length, a new cell wall grows through the center forming two daughter cells, each with the same genetic material as the parent cell. If the environment is optimum, the two daughter cells may divide into four in 20 minutes.

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EveryThingWhat Staff Editor

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3rd March, 2020

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