In which specimen were cells first identified?

Answers

Answer 1
Answer: The first cells were identified in a cork bark.
Answer 2
Answer:

cork bark is the answer.


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What is the role of diaphragm in the digestive system?

Answers

diaphragm:
it is a sheet of muscle which is doomed shape....in thoracic cavity...
role in digestion:
it can increase intra abdominal pressure and help to expel
1 vomit
2 urine
3 feces...

diaphragam is a sheet of muscle situated below the lungs and it helps in regular breathing.the sheet contracts and expands when we breathe in and out

Imagine an object launched from Earth as shown in the image. Identify where the object has overcome the gravitational pull of Earth.

Answers

Answer:

the 2 top left

Explanation:

the 2 top left

Number the events from earliest (1) to most recent (6) to outline the development of the cell theory.Anton van Leeuwenhoek observed small organisms he called "animalcules."


Robert Hooke was the first to use the word "cell."


Matthias Schleiden theorized that plants are made of cells.


Theodor Schwann theorized that animals are made of cells.


Hans and Zacharias Janssen created the first microscope.


Rudolf Virchow theorized that cells come from other pre-existing cells.

Answers

Answer:

The chronological order of events ealiest to most recent (1-6) are given below:

Explanation:

1. Hans and Zacharias Janssen created the first microscope in the year 1590.

2. Robert Hooke was the first to use the word "cell." In the year 1665

3. Anton van Leeuwenhoek observed small organisms he called "animalcules." In the year 1674  

4. Matthias Schleiden theorized that plants are made of cells in the year 1838

5. Theodor Schwann theorized that animals are made of cells in the year 1839

6. Rudolf Virchow theorized that cells come from other pre-existing cells in the year 1855

Answer:

The chronological order of events ealiest to most recent (1-6) are given below:

Explanation:

1. Hans and Zacharias Janssen created the first microscope in the year 1590.

2. Robert Hooke was the first to use the word "cell." In the year 1665

3. Anton van Leeuwenhoek observed small organisms he called "animalcules." In the year 1674  

4. Matthias Schleiden theorized that plants are made of cells in the year 1838

5. Theodor Schwann theorized that animals are made of cells in the year 1839

6. Rudolf Virchow theorized that cells come from other pre-existing cells in the year 1855

A population of 100 butterflies living on an acre of land loses three-quarters of its members when a sudden freeze in the spring occurs just after they emerge as caterpillars. This population has undergone a reduction in population size due toA. a density-independent factor.
B. natural selection.
C. an intrinsic factor.
D. a density-dependent factor.

Answers

Answer: Option A (Density-independent factor)

Explanation:

Density-independent factor is a population regulation factor that affect or influence the size of a population without considering the population density. Climate and weather are the main density-independent factors in nature.

Their effects increment is directly proportional to the increase in population size. These factors are environmental agents that checkmate the size of a population without putting the reproductive and behavioral patterns of the organisms into consideration.

How are metamorphic rocks part of the rock cycle?

Answers

The term "metamorphic" means "to change form." Changes in the temperature and pressure conditions cause the minerals in the rock to become unstable so they either reorient themselves into layers (foliation) or recrystallize into larger crystals, all without undergoing melting. 

____ are fungi which obtain nourishment from decaying plants. Saprophytes
Spores
Hyphae
Molds

Answers

Saprophytes are fungi that are capable of getting nourishment from decaying plants in order to live their lives longer. They are known to stay in rich soil and in various dead trees. They often reside in decaying wood as well.

Saprophytes are fungi which obtain nourishment from decaying plants.


Answer, saprophytes