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77julia77 [94]
3 years ago
11

An igneous rock is light in color and has extremely coarse grains. What is the most likely origin of the rock?

Biology
1 answer:
rosijanka [135]3 years ago
5 0

Answer:

The correct answer is a magma chamber

Explanation:

Got it right on Edge 2020

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The decimal reduction time (DRT) to kill 90% of cell present for autoclaving a culture is 1.5 minutes. How long would it take to
-BARSIC- [3]

Answer:

10.5minutes

Explanation:

DRT = 90%

Cells present = 10^6

Autoclaving = 1.5 minutes

Solution:

10^6(1.5)10^5(1.5)10^4(1.5)10^3(1.5)10^2(1.5)10^1(1.5)10^0(1.5)0=10.5

it would take it approximately 10.5 minutes to kill 10^6 of the cells.

If i should stop the heating process at 9 minutes this would have effect on some of the microbes as they are still present with 1 bacterium left which makes it not efficient.

XR

3 0
3 years ago
Which enzyme in<br> e. coli is responsible for the removal of rna primers from dna?
levacccp [35]
This is a multi step process with multiple enzymes acting but the most basic answer would be DNA Polymerase.
3 0
3 years ago
A female with an X-linked dominant disease mates with a normal male. Based on the pedigree chart, the possibility that her offsp
Naya [18.7K]

Answer:

50%

Explanation:

A pedigree chart is a chart that defines the incident and the presence of a specific organism and its ancestor from generation one to the another generation like humans, racehorses, etc

Here in the given situation, it is mentioned that the a female which is with an X-linked associated with a normal male

So based on the above information, the possibilities should be 50%

4 0
3 years ago
A human female has a special pair of chromosomes that are represented by the letters A) XX. B) XY. C) YY. D) XZ.
AleksAgata [21]

Answer:

A) XX

Explanation:

Each human cell is diploid (2n) and possesses 23 pairs of chromosomes. Out of 23 pairs, 22 pairs are autosomes and 1 pair is sex chromosomes. Sex chromosomes are designated by alphabet X and Y. In human females, each cell has two XX chromosomes, whereas males have one X and one Y sex chromosome.

7 0
3 years ago
Which statement is true about the process of accretion?
horsena [70]

D) It enlarges continental landmasses and forms mountains along the edges of continents.

<em>Hope this helps!</em>

6 0
4 years ago
Read 2 more answers
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