1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Sergeeva-Olga [200]
3 years ago
9

Science 7.   Grade 7.

Biology
1 answer:
Murrr4er [49]3 years ago
7 0
Question 2: Because the offspring most often will look like it's parents.
You might be interested in
If the sequence of nucleotides in one chain of a DNA molecule is T-C-A-A-G-C, a new nucleotide chain will be produced during the
Stella [2.4K]

Answer:

B

Explanation:

t pairs with a

c pairs with g

3 0
3 years ago
If the cytoplasm of a cell is at ph 7, and the mitochondrial matrix is at ph 8, this means that.
natulia [17]

If the cytoplasm of a cell is at ph 7, and the mitochondrial matrix is at ph 8, this means that the concentration of H+ ion is tenfold higher in the cytoplasm than in the mitochondrial matrix.

<h3>What is pH?</h3>

pH means the power of hydrogen and it is a measure of the degree of acidity or alkalinity of a solution.

The pH tells us how acidic or alkaline a solution is. It ranges on a scale of 1 - 14.

  • pH of 1 - 6 indicates acidity
  • pH of 7 indicates neutrality
  • pH of 8 - 14 indicates alkalinity

According to this question, the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8. This suggests that the concentration of hydrogen ion (H+) ion is tenfold higher in the cytoplasm than in the mitochondrial matrix.

Learn more about pH at: brainly.com/question/13978769

#SPJ1

5 0
2 years ago
New insights into the prognostic impact of the karyotype in MDS and correlation with subtypes: evidence from a core dataset of 2
Ganezh [65]

A sizable, distinctive<em> database</em> is created that contains information on 2124 individuals with myelodysplastic syndromes (MDSs) from 4 institutions in Austria and 4 in Germany. This information comprises morphologic, clinical, cytogenetic, and follow-up data. 1084 (52.3%) of the 2072 patients with successfully completed cytogenetic tests had clonal abnormalities. Each patient's chromosomal structural and numerical anomalies were recorded, and the number of additional abnormalities was divided further. As a result, 684 distinct cytogenetic classifications were found. 1286 patients who received only supportive care were used to study how the karyotype affected the disease's natural course. Patients with normal karyotypes had a median life of 53.4 months (n = 612) while those with complicated abnormalities had a median survival of 8.7 months (n = 166).

A total of 13 uncommon abnormalities were found, each with a different prognostic impact: good (+1/+1q, t(1q), t(7q), del(9q), del(12p), chromosome 15 anomalies, t(17q), monosomy 21, trisomy 21, and -X), intermediate (del(11q), chromosome 19 anomalies), or poor (t(5q)). Depending on the chromosomes involved, other anomalies have varying prognostic significance. The karyotype added extra prognostic information for all WHO and French-American-British (FAB) classification system subtypes. Our studies shed fresh light on the importance of rare chromosomal aberrations and particular karyotypic combinations in MDS for prognosis.

<h3>What are myelodysplastic syndromes?</h3>

A set of malignancies known as myelodysplastic syndromes (also known as myelodysplasia) prevent your blood stem cells from developing into healthy blood cells. Serious diseases include anemia, frequent infections, and bleeding that won't stop can be brought on by myelodysplastic syndromes.

To know more about myelodysplastic syndromes with the help of given link:

brainly.com/question/13063578

#SPJ4

8 0
2 years ago
In summary, macromolecules are _____ molecules and there are ____ types of them.
Ostrovityanka [42]

Answer:

B

Explanation:

In summary,macromolecules are <u>large</u><u> </u> molecules and there are <u>five</u><u> </u><u> </u> types of them.

8 0
3 years ago
Read 2 more answers
A glucose molecule is completely broken down upon completion of glycolysis and the citric acid cycle. however, these two process
Blababa [14]
In both the process of glycolysis and the citric acid cycle; yes ATP is produced albeit in a very low amount. Another byproduct of these pathways are the production of reducing compounds such as reduced nicotinamide adenine dinucleotide (NADH) and reduced flavin adenine dinucleotide (FADH). These reducing compounds are used in the electron transport chain to produce a proton gradient, and with a proton gradient, the enzyme ATP synthase will synthesize ATP from ADP and inorganic phosphate.
7 0
4 years ago
Read 2 more answers
Other questions:
  • The chart below shows several species found in a pond ecosystem and the ph levels in which the species can survive. the normal p
    14·1 answer
  • Macromolecules review worksheet for h biology answer
    12·1 answer
  • A scientist want to observe The structure that joins a cell to neighboring cells. How should the scientists observe
    6·2 answers
  • Satellite imaging can be used to:
    8·2 answers
  • Scientists use different types of models to analyze the structure of ecosystems. Which characteristic is seen in a biomass pyram
    5·1 answer
  • A scientist determined that a single celled organism has a membrane bound nucleus and organelles. The organism has a cell membra
    9·1 answer
  • About how much time does a cell spend in mitosis?​
    12·1 answer
  • Which statement correctly compares and contrasts the three stages of cellular respiration that occur in the presence of oxygen?
    13·1 answer
  • What is the difference between DNA and RNA
    15·2 answers
  • What happens as changing global temperatures affect polar ice?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!