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EastWind [94]
2 years ago
9

Can someone pls help me . WILL MARK U BRAINIEST !!!

Biology
1 answer:
Arte-miy333 [17]2 years ago
3 0
Non-random mating is assortative mating. It is a pattern and form of sexual selection in which individuals with similar phenotypes mate with one another more frequently than would be expected under a random mating pattern. non-random mating can act as an ancillary process for natural selection to cause evolution to occur. It’s also bad for evolution because any departure from random mating upsets the equilibrium distribution of genotypes in a population. Recombination is a process by which pieces of DNA are broken and recombined to produce new combinations of alleles. recombination is important to somatic cells in eukaryotes because it can be used to help repair broken DNA. recombination by itself does not cause evolution to occur. Rather, it is a contributing mechanism that works with natural selection by creating combinations of genes that nature selects for or against. Non-random mating affects the evolution more than recombination
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Women who become pregnant for the first time at a later reproductive age (35 years or older) are at risk for which complications
fgiga [73]
Preterm labor
Bleeding in the first trimester
Chromosomal anomalies
Women also have a higher risk of developing certain complications during pregnancy, such as gestational diabetes, preeclampsia, premature detachment of the placenta (premature separation of the placenta and uterine wall) and placenta previa (when the placenta moves to the lower part of the uterus, covering the cervix partially or completely).
3 0
3 years ago
Read 2 more answers
As described in "A Note About Bacterial Reproduction -- and the "Culture Bias,"" the organism Epulopiscium does not divide by bi
gayaneshka [121]

In liquid media or broth difference between dry and wet will give biomass of the Epulopiscium.

Explanation:

Biomass of bacteria can be measured by dry or wet mass. Bacteria numbers can be counted by spread plate method under the microscope.

In solid media the colonies obtained are diluted and number of cells will be seen by plate count method or on automated cell counter. The number would help calculate biomass

The biomass will be calculated by measuring wet and dry mass. Equipments required will be:

hydraulic gravity convection oven and centrifugation set up.

A cellulose acetate filter membrane is used which is 47 mm in diameter and 0.45 micron of pore size.

The cells  grown settles down due to gravity. They are stirred to evenly spread in the broth and is kept in centrifuge.

The cells obtained after centrifugation will be taken and wet weight is obtained.

To obtain dry weight the cells are placed in oven for 6 hours to 24 hours. The resultant cells are weighed and dry weight obtained.

Biomass will be calculated by subtracting the wet mass to dry mass. This way biomass is obtained in epulopisicuium. Here the cells will be of different size so on centrifugation 2 or more phases of cells can be seen due to gravity change.

8 0
3 years ago
This is really easy!
Semmy [17]

Answer:

Earth, Solar System, Milky Way galaxy, Universe.

Explanation:

Pls mark brainliest.

8 0
3 years ago
Eukaryotic cells are able to trigger the release of material from secretory vesicles to the extracellular space using a process
frozen [14]

Answer:

hormones

Explanation:

An example of materials commonly released this way is hormones. These are chemical messengers that are sent to the pituitary gland where they are released directly into the bloodstream. The blood then carries the hormones to different organs and tissues of the body in order to exert their specific function which varies depending on the specific type of hormones being secreted.

3 0
3 years ago
BRAINLIESTTTT ASAP!<br><br> What challenges did the United States face during Reconstruction?
Svet_ta [14]
Outrage from the North because of the black codes that the South set.

I hope this helps!

5 0
3 years ago
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