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Artyom0805 [142]
4 years ago
14

What types of natural pollution?

Biology
1 answer:
Drupady [299]4 years ago
8 0
Burning fossil fuels
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Use the dichotomous key in table 4.2 and the taxonomic key in 4.3 to find the common name for species A, B and C.
alexandr402 [8]

Answer:

To cite a speech, lecture, or other oral presentation, cite the speaker's name and the title of the speech (if any) in quotation marks. Follow with the title of the particular conference or meeting, the name of the organization, and the venue and its city (if the name of the city is not listed in the venue's name).

sorry I didn't understand your question

5 0
3 years ago
Beetroot cells contain a family of dark red pigments called betalains. The selectively permeable nature of the beetroot cells ke
finlep [7]

Answer:

B. When beetroot cells are placed in a solution with cellulase, the solution remains clear.

Explanation:

Cell membrane are not destroyed or damaged as cellulase digests cellulose, rather it damages the structure of the cell wall.

In conclusion, even though the Beetroot cell wall has been damaged, the lack of change in the color of the solution suggests that the betalain is not leaking out thereby refuting the claim that the alternative hypothesis that selective permeability is a consequence of the cell wall.

8 0
3 years ago
Organize the parts of this body system in the CORRECT order (starting with organism level) according to the levels of organizati
PtichkaEL [24]

According to the levels of organization in a multicellular organism.

human being --> digestive system --> stomach --> stomach lining tissue --> stomach lining cell.

<h3>What do you mean my  level of organization? </h3>

LEVEL OF ORGANIZATION:

Living organisms are classified according to hierarchical levels. The hierarchy of the level of organization is as follows:

cell → tissue → organ → organ system → organism

Thus, option "B" human being --> digestive system --> stomach --> stomach lining tissue --> stomach lining cell.

To learn more about levels of organization click here:

brainly.com/question/14501995

#SPJ1

4 0
2 years ago
Which of the following accurately describes a typical human karyotype?
igomit [66]
<span>A typical human karyotype has 23 types of chromosomes arranged from largest to smallest. In males and females 22 of these chromosomes look exactly the same and they are called autosomes. The 23rd pair of chromosomes is the sex chromosome which differentiates males from females. Females have 2 copies of the x chromosome. Males have a copy of both x and y chromosome to make the 23rd pair. <span>

<span>Chromosomes can also have abnormalities that result to different conditions and identifiable traits. A most common chromosomal abnormality is the condition called Down Syndrome, where chromosome 21 has a third copy because of an abnormal cell division.</span></span></span>
5 0
4 years ago
The opposable big toea) is present in nonhuman primates but not humans, because humans lost this feature. b) is only found in Ol
Evgesh-ka [11]

Answer:

a) is present in honhuman primates but not humans, because humans lost this feature.

Explanation:

The opposable big toe is a trait that helps to primates to climb trees easily. Humans' ancestors started to walk in two legs, this created a needing for better stability, so a fixed toe became to evolve to allow our bipedal locomotion.

Therefore, options b and c are wrong. Option d is wrong too because it implies that the group "primates" is newer than "humans", and in fact, "humans" is part of the group "primates", so this is not the correct answer.

8 0
4 years ago
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