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
drek231 [11]
3 years ago
8

What happened concerning cells in 1674?

Biology
1 answer:
lys-0071 [83]3 years ago
3 0

Answer:

The cell walls observed by Hooke gave no indication of the nucleus and other organelles found in most living cells. The first man to witness a live cell under a microscope was Anton van Leeuwenhoek, who in 1674 described the algae Spirogyra. Van Leeuwenhoek probably also saw bacteria.

Explanation:

You might be interested in
Which energy carriers are produced be the Calvin cycle
babunello [35]
ATP is produced in the Calvin cycle 
6 0
2 years ago
Read 2 more answers
A cell membrane has permeability, which means that the membrane?
azamat
Cell membranes serve as barriers and gatekeepers. They are semi-permeable, which means that some molecules can diffuse across the lipid bilayer but others cannot.
7 0
2 years ago
Read 2 more answers
The introduction of invasive species to an ecosystem can change the dynamic of the among the species
myrzilka [38]

Answer:

yes

Explanation:

8 0
3 years ago
How do scientists identify plate boundaries
morpeh [17]
Volcanic activity 
fault lines
mnt. ranges
and siesmagraphs 
3 0
3 years ago
Read 2 more answers
The megasporangium in a pine cone is surrounded by an integument with a small opening called the?
zhannawk [14.2K]

The megasporangium in a pine cone is surrounded by an integument with a small opening called the micropyle.

Integuments in flowers are the maternal tissues or having a maternal beginning, as they originate from the ovular tissue or chalazal tissue (part of the lady reproductive gadget of a flower). A time period integument merely refers to the protecting layer. In terms of botany, an integument is a layer encircling the ovule.

A mature ovule consists of a meal tissue included by means of one or destiny seed coats, called integuments. A small establishing (the micropyle) within the integuments permits the pollen tube to enter and discharge its sperm nuclei into the embryo sac, a large oval cellular in which fertilization and improvement arise.

Learn more about integument here: brainly.com/question/2801375

#SPJ4

3 0
1 year ago
Other questions:
  • A family has a y linked disease that affects the father.what is the chance of a male offspring inheriting the same disease?
    7·2 answers
  • rabbits can have curly ears or long ears. a homozygous curly-eared rabbit mated with a homozygous long-eared rabbit. all the bab
    6·1 answer
  • Unlike toads, tortoises 
    8·1 answer
  • Which of these is a protein?<br> A. table sugar<br> B. sunflower oil<br> C. collagen
    13·2 answers
  • How do lymphatic vessels differ in structure from veins?
    13·1 answer
  • How do the plant cells placed in a medium for tissue culture change in terms of their degree of specialized?
    11·1 answer
  • PLEASE HELP! Because the universe is shifting, what happens to light from other galaxies as it reaches Earth?
    12·2 answers
  • What must a cell do first to divide successfully
    8·2 answers
  • Question 8(Multiple Choice Worth 1 points) (01.02 LC)What should you do if you see lightning while you are outside exercising? H
    13·1 answer
  • Which populations have the smallest number of organisms
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!